diff --git a/unilabos/compile/heatchill_protocol.py b/unilabos/compile/heatchill_protocol.py
index 6b0e3e38..bc5a15db 100644
--- a/unilabos/compile/heatchill_protocol.py
+++ b/unilabos/compile/heatchill_protocol.py
@@ -220,6 +220,7 @@ def generate_heat_chill_protocol(
         "device_id": heatchill_id,
         "action_name": "heat_chill",
         "action_kwargs": {
+            "vessel": vessel,
             "temp": float(final_temp),
             "time": float(final_time),
             "stir": bool(stir),
diff --git a/unilabos/compile/recrystallize_protocol.py b/unilabos/compile/recrystallize_protocol.py
index 61653e23..f5e8e75d 100644
--- a/unilabos/compile/recrystallize_protocol.py
+++ b/unilabos/compile/recrystallize_protocol.py
@@ -2,7 +2,7 @@ import networkx as nx
 import re
 import logging
 from typing import List, Dict, Any, Tuple, Union
-from .utils.vessel_parser import get_vessel
+from .utils.vessel_parser import get_vessel, find_solvent_vessel
 from .utils.unit_parser import parse_volume_input
 from .pump_protocol import generate_pump_protocol_with_rinsing
 
diff --git a/unilabos/devices/virtual/virtual_heatchill.py b/unilabos/devices/virtual/virtual_heatchill.py
index 71023320..2f7e555b 100644
--- a/unilabos/devices/virtual/virtual_heatchill.py
+++ b/unilabos/devices/virtual/virtual_heatchill.py
@@ -68,7 +68,7 @@ class VirtualHeatChill:
         return True
     
     async def heat_chill(self, temp: float, time, stir: bool,
-                        stir_speed: float, purpose: str) -> bool:
+                        stir_speed: float, purpose: str, vessel: dict = {}) -> bool:
         """Execute heat chill action - 🔧 修复：确保参数类型正确"""
         
         # 🔧 关键修复：确保所有参数类型正确
@@ -201,7 +201,7 @@ class VirtualHeatChill:
         
         return True
     
-    async def heat_chill_start(self, temp: float, purpose: str) -> bool:
+    async def heat_chill_start(self, temp: float, purpose: str, vessel: dict = {}) -> bool:
         """Start continuous heat chill 🔄"""
         
         # 🔧 添加类型转换
@@ -257,7 +257,7 @@ class VirtualHeatChill:
         self.logger.info(f"✅ 持续温控已启动! {temp_emoji} {status_action}模式 🚀")
         return True
     
-    async def heat_chill_stop(self) -> bool:
+    async def heat_chill_stop(self, vessel: dict = {}) -> bool:
         """Stop heat chill 🛑"""
         
         self.logger.info(f"🛑 停止温控:")
diff --git a/unilabos/devices/virtual/virtual_multiway_valve.py b/unilabos/devices/virtual/virtual_multiway_valve.py
index 3cd68a16..1d9904e6 100644
--- a/unilabos/devices/virtual/virtual_multiway_valve.py
+++ b/unilabos/devices/virtual/virtual_multiway_valve.py
@@ -253,24 +253,6 @@ class VirtualMultiwayValve:
         # 删除debug日志：self.logger.debug(f"🌊 当前流路: {flow_path}")
         return flow_path
 
-    def get_info(self) -> dict:
-        """获取阀门详细信息 📊"""
-        info = {
-            "port": self.port,
-            "max_positions": self.max_positions,
-            "total_positions": self.total_positions,
-            "current_position": self._current_position,
-            "current_port": self.get_current_port(),
-            "target_position": self._target_position,
-            "status": self._status,
-            "valve_state": self._valve_state,
-            "flow_path": self.get_flow_path(),
-            "position_map": self.position_map
-        }
-        
-        # 删除debug日志：self.logger.debug(f"📊 阀门信息: 位置={self._current_position}, 状态={self._status}, 端口={self.get_current_port()}")
-        return info
-
     def __str__(self):
         current_port = self.get_current_port()
         status_emoji = "✅" if self._status == "Idle" else "🔄" if self._status == "Busy" else "❌"
@@ -313,9 +295,6 @@ if __name__ == "__main__":
     print(f"\n📋 可用位置: {valve.get_available_positions()}")
     print(f"🗺️ 端口映射: {valve.get_available_ports()}")
     
-    # 获取详细信息
-    print(f"\n📊 详细信息: {valve.get_info()}")
-    
     # 测试切换功能
     print(f"\n🔄 智能切换测试:")
     print(f"当前位置: {valve._current_position}")
diff --git a/unilabos/devices/virtual/virtual_solid_dispenser.py b/unilabos/devices/virtual/virtual_solid_dispenser.py
index 54a93ec3..4d914df9 100644
--- a/unilabos/devices/virtual/virtual_solid_dispenser.py
+++ b/unilabos/devices/virtual/virtual_solid_dispenser.py
@@ -319,21 +319,6 @@ class VirtualSolidDispenser:
     def total_operations(self) -> int:
         return self._total_operations
     
-    def get_device_info(self) -> Dict[str, Any]:
-        """获取设备状态信息 📊"""
-        info = {
-            "device_id": self.device_id,
-            "status": self._status,
-            "current_reagent": self._current_reagent,
-            "last_dispensed_amount": self._dispensed_amount,
-            "total_operations": self._total_operations,
-            "max_capacity": self.max_capacity,
-            "precision": self.precision
-        }
-        
-        # self.logger.debug(f"📊 设备信息: 状态={self._status}, 试剂={self._current_reagent}, 加样量={self._dispensed_amount:.6f}g")
-        return info
-    
     def __str__(self):
         status_emoji = "✅" if self._status == "Ready" else "🔄" if self._status == "Dispensing" else "❌" if self._status == "Error" else "🏠"
         return f"⚗️ VirtualSolidDispenser({status_emoji} {self.device_id}: {self._status}, 最后加样 {self._dispensed_amount:.3f}g)"
@@ -380,8 +365,6 @@ async def test_solid_dispenser():
         mass="150 g"  # 超过100g限制
     )
     print(f"📊 测试4结果: {result4}")
-    
-    print(f"\n📊 最终设备信息: {dispenser.get_device_info()}")
     print(f"✅ === 测试完成 === 🎉")
 
 
diff --git a/unilabos/devices/virtual/virtual_transferpump.py b/unilabos/devices/virtual/virtual_transferpump.py
index 7d80744c..1187db5f 100644
--- a/unilabos/devices/virtual/virtual_transferpump.py
+++ b/unilabos/devices/virtual/virtual_transferpump.py
@@ -380,22 +380,6 @@ class VirtualTransferPump:
         """检查是否已满"""
         return self._current_volume >= (self.max_volume - 0.01)  # 允许小量误差
     
-    # 调试和状态信息
-    def get_pump_info(self) -> dict:
-        """获取泵的详细信息"""
-        return {
-            "device_id": self.device_id,
-            "status": self._status,
-            "position": self._position,
-            "current_volume": self._current_volume,
-            "max_volume": self.max_volume,
-            "max_velocity": self._max_velocity,
-            "mode": self.mode.name,
-            "is_empty": self.is_empty(),
-            "is_full": self.is_full(),
-            "remaining_capacity": self.get_remaining_capacity()
-        }
-    
     def __str__(self):
         return f"VirtualTransferPump({self.device_id}: {self._current_volume:.2f}/{self.max_volume} ml, {self._status})"
     
@@ -425,8 +409,6 @@ async def demo():
     result = await pump.set_position(0.0)
     print(f"Empty result: {result}")
     print(f"After emptying: {pump}")
-    
-    print("\nPump info:", pump.get_pump_info())
 
 
 if __name__ == "__main__":
diff --git a/unilabos/registry/devices/solid_dispenser.yaml b/unilabos/registry/devices/solid_dispenser.yaml
index 9c8cafb5..31af41d0 100644
--- a/unilabos/registry/devices/solid_dispenser.yaml
+++ b/unilabos/registry/devices/solid_dispenser.yaml
@@ -353,7 +353,7 @@ solid_dispenser.laiyu:
           title: EmptyIn
           type: object
         type: EmptyIn
-    module: unilabos.devices.laiyu_add_solid.laiyu:Laiyu
+    module: unilabos.devices.powder_dispense.laiyu:Laiyu
     status_types:
       status: str
     type: python
diff --git a/unilabos/registry/devices/virtual_device.yaml b/unilabos/registry/devices/virtual_device.yaml
index 55859f9c..af2ccf3e 100644
--- a/unilabos/registry/devices/virtual_device.yaml
+++ b/unilabos/registry/devices/virtual_device.yaml
@@ -2166,7 +2166,6 @@ virtual_multiway_valve:
       current_port: str
       current_position: int
       flow_path: str
-      info: dict
       status: str
       target_position: int
       valve_position: int
@@ -2279,8 +2278,6 @@ virtual_multiway_valve:
           type: integer
         flow_path:
           type: string
-        info:
-          type: object
         status:
           type: string
         target_position:
@@ -2299,529 +2296,6 @@ virtual_multiway_valve:
       - available_positions
       - available_ports
       - flow_path
-      - info
-      type: object
-  version: 1.0.0
-virtual_pump:
-  category:
-  - virtual_device
-  class:
-    action_value_mappings:
-      auto-clean_vessel:
-        feedback: {}
-        goal: {}
-        goal_default:
-          repeats: 1
-          solvent: null
-          temp: null
-          vessel: null
-          volume: null
-        handles: []
-        result: {}
-        schema:
-          description: clean_vessel的参数schema
-          properties:
-            feedback: {}
-            goal:
-              properties:
-                repeats:
-                  default: 1
-                  type: integer
-                solvent:
-                  type: string
-                temp:
-                  type: number
-                vessel:
-                  type: string
-                volume:
-                  type: number
-              required:
-              - vessel
-              - solvent
-              - volume
-              - temp
-              type: object
-            result: {}
-          required:
-          - goal
-          title: clean_vessel参数
-          type: object
-        type: UniLabJsonCommandAsync
-      auto-cleanup:
-        feedback: {}
-        goal: {}
-        goal_default: {}
-        handles: []
-        result: {}
-        schema:
-          description: cleanup的参数schema
-          properties:
-            feedback: {}
-            goal:
-              properties: {}
-              required: []
-              type: object
-            result: {}
-          required:
-          - goal
-          title: cleanup参数
-          type: object
-        type: UniLabJsonCommandAsync
-      auto-initialize:
-        feedback: {}
-        goal: {}
-        goal_default: {}
-        handles: []
-        result: {}
-        schema:
-          description: initialize的参数schema
-          properties:
-            feedback: {}
-            goal:
-              properties: {}
-              required: []
-              type: object
-            result: {}
-          required:
-          - goal
-          title: initialize参数
-          type: object
-        type: UniLabJsonCommandAsync
-      set_valve_position:
-        feedback:
-          status: status
-        goal:
-          float_in: valve_position
-        goal_default:
-          float_in: 0.0
-        handles: []
-        result:
-          success: success
-        schema:
-          description: ''
-          properties:
-            feedback:
-              properties: {}
-              required: []
-              title: FloatSingleInput_Feedback
-              type: object
-            goal:
-              properties:
-                float_in:
-                  type: number
-              required:
-              - float_in
-              title: FloatSingleInput_Goal
-              type: object
-            result:
-              properties:
-                return_info:
-                  type: string
-                success:
-                  type: boolean
-              required:
-              - return_info
-              - success
-              title: FloatSingleInput_Result
-              type: object
-          required:
-          - goal
-          title: FloatSingleInput
-          type: object
-        type: FloatSingleInput
-      transfer:
-        feedback:
-          status: status
-        goal:
-          amount: amount
-          from_vessel: from_vessel
-          rinsing_repeats: rinsing_repeats
-          rinsing_solvent: rinsing_solvent
-          rinsing_volume: rinsing_volume
-          solid: solid
-          time: time
-          to_vessel: to_vessel
-          viscous: viscous
-          volume: volume
-        goal_default:
-          amount: ''
-          event: ''
-          flowrate: 0.0
-          from_vessel:
-            category: ''
-            children: []
-            config: ''
-            data: ''
-            id: ''
-            name: ''
-            parent: ''
-            pose:
-              orientation:
-                w: 1.0
-                x: 0.0
-                y: 0.0
-                z: 0.0
-              position:
-                x: 0.0
-                y: 0.0
-                z: 0.0
-            sample_id: ''
-            type: ''
-          rate_spec: ''
-          rinsing_repeats: 0
-          rinsing_solvent: ''
-          rinsing_volume: 0.0
-          solid: false
-          through: ''
-          time: 0.0
-          to_vessel:
-            category: ''
-            children: []
-            config: ''
-            data: ''
-            id: ''
-            name: ''
-            parent: ''
-            pose:
-              orientation:
-                w: 1.0
-                x: 0.0
-                y: 0.0
-                z: 0.0
-              position:
-                x: 0.0
-                y: 0.0
-                z: 0.0
-            sample_id: ''
-            type: ''
-          transfer_flowrate: 0.0
-          viscous: false
-          volume: 0.0
-        handles: []
-        result:
-          success: success
-        schema:
-          description: ''
-          properties:
-            feedback:
-              properties:
-                current_device:
-                  type: string
-                status:
-                  type: string
-                time_remaining:
-                  properties:
-                    nanosec:
-                      maximum: 4294967295
-                      minimum: 0
-                      type: integer
-                    sec:
-                      maximum: 2147483647
-                      minimum: -2147483648
-                      type: integer
-                  required:
-                  - sec
-                  - nanosec
-                  title: Duration
-                  type: object
-                time_spent:
-                  properties:
-                    nanosec:
-                      maximum: 4294967295
-                      minimum: 0
-                      type: integer
-                    sec:
-                      maximum: 2147483647
-                      minimum: -2147483648
-                      type: integer
-                  required:
-                  - sec
-                  - nanosec
-                  title: Duration
-                  type: object
-              required:
-              - status
-              - current_device
-              - time_spent
-              - time_remaining
-              title: PumpTransfer_Feedback
-              type: object
-            goal:
-              properties:
-                amount:
-                  type: string
-                event:
-                  type: string
-                flowrate:
-                  type: number
-                from_vessel:
-                  properties:
-                    category:
-                      type: string
-                    children:
-                      items:
-                        type: string
-                      type: array
-                    config:
-                      type: string
-                    data:
-                      type: string
-                    id:
-                      type: string
-                    name:
-                      type: string
-                    parent:
-                      type: string
-                    pose:
-                      properties:
-                        orientation:
-                          properties:
-                            w:
-                              type: number
-                            x:
-                              type: number
-                            y:
-                              type: number
-                            z:
-                              type: number
-                          required:
-                          - x
-                          - y
-                          - z
-                          - w
-                          title: Quaternion
-                          type: object
-                        position:
-                          properties:
-                            x:
-                              type: number
-                            y:
-                              type: number
-                            z:
-                              type: number
-                          required:
-                          - x
-                          - y
-                          - z
-                          title: Point
-                          type: object
-                      required:
-                      - position
-                      - orientation
-                      title: Pose
-                      type: object
-                    sample_id:
-                      type: string
-                    type:
-                      type: string
-                  required:
-                  - id
-                  - name
-                  - sample_id
-                  - children
-                  - parent
-                  - type
-                  - category
-                  - pose
-                  - config
-                  - data
-                  title: Resource
-                  type: object
-                rate_spec:
-                  type: string
-                rinsing_repeats:
-                  maximum: 2147483647
-                  minimum: -2147483648
-                  type: integer
-                rinsing_solvent:
-                  type: string
-                rinsing_volume:
-                  type: number
-                solid:
-                  type: boolean
-                through:
-                  type: string
-                time:
-                  type: number
-                to_vessel:
-                  properties:
-                    category:
-                      type: string
-                    children:
-                      items:
-                        type: string
-                      type: array
-                    config:
-                      type: string
-                    data:
-                      type: string
-                    id:
-                      type: string
-                    name:
-                      type: string
-                    parent:
-                      type: string
-                    pose:
-                      properties:
-                        orientation:
-                          properties:
-                            w:
-                              type: number
-                            x:
-                              type: number
-                            y:
-                              type: number
-                            z:
-                              type: number
-                          required:
-                          - x
-                          - y
-                          - z
-                          - w
-                          title: Quaternion
-                          type: object
-                        position:
-                          properties:
-                            x:
-                              type: number
-                            y:
-                              type: number
-                            z:
-                              type: number
-                          required:
-                          - x
-                          - y
-                          - z
-                          title: Point
-                          type: object
-                      required:
-                      - position
-                      - orientation
-                      title: Pose
-                      type: object
-                    sample_id:
-                      type: string
-                    type:
-                      type: string
-                  required:
-                  - id
-                  - name
-                  - sample_id
-                  - children
-                  - parent
-                  - type
-                  - category
-                  - pose
-                  - config
-                  - data
-                  title: Resource
-                  type: object
-                transfer_flowrate:
-                  type: number
-                viscous:
-                  type: boolean
-                volume:
-                  type: number
-              required:
-              - from_vessel
-              - to_vessel
-              - volume
-              - amount
-              - time
-              - viscous
-              - rinsing_solvent
-              - rinsing_volume
-              - rinsing_repeats
-              - solid
-              - flowrate
-              - transfer_flowrate
-              - rate_spec
-              - event
-              - through
-              title: PumpTransfer_Goal
-              type: object
-            result:
-              properties:
-                return_info:
-                  type: string
-                success:
-                  type: boolean
-              required:
-              - return_info
-              - success
-              title: PumpTransfer_Result
-              type: object
-          required:
-          - goal
-          title: PumpTransfer
-          type: object
-        type: PumpTransfer
-    module: unilabos.devices.virtual.virtual_pump:VirtualPump
-    status_types:
-      current_status: str
-      current_volume: float
-      from_vessel: str
-      max_volume: float
-      progress: float
-      status: str
-      to_vessel: str
-      transfer_rate: float
-      transferred_volume: float
-      valve_position: int
-    type: python
-  config_info: []
-  description: Virtual Pump for PumpTransferProtocol Testing
-  handles:
-  - data_key: fluid_in
-    data_source: handle
-    data_type: fluid
-    description: 泵的输出口
-    handler_key: pumpio
-    io_type: source
-    label: pumpio
-  icon: ''
-  init_param_schema:
-    config:
-      properties:
-        config:
-          type: object
-        device_id:
-          type: string
-      required: []
-      type: object
-    data:
-      properties:
-        current_status:
-          type: string
-        current_volume:
-          type: number
-        from_vessel:
-          type: string
-        max_volume:
-          type: number
-        progress:
-          type: number
-        status:
-          type: string
-        to_vessel:
-          type: string
-        transfer_rate:
-          type: number
-        transferred_volume:
-          type: number
-        valve_position:
-          type: integer
-      required:
-      - status
-      - valve_position
-      - current_volume
-      - max_volume
-      - transfer_rate
-      - from_vessel
-      - to_vessel
-      - progress
-      - transferred_volume
-      - current_status
       type: object
   version: 1.0.0
 virtual_rotavap:
@@ -4683,7 +4157,6 @@ virtual_solid_dispenser:
     module: unilabos.devices.virtual.virtual_solid_dispenser:VirtualSolidDispenser
     status_types:
       current_reagent: str
-      device_info: dict
       dispensed_amount: float
       status: str
       total_operations: int
@@ -4722,8 +4195,6 @@ virtual_solid_dispenser:
       properties:
         current_reagent:
           type: string
-        device_info:
-          type: object
         dispensed_amount:
           type: number
         status:
@@ -4735,7 +4206,6 @@ virtual_solid_dispenser:
       - current_reagent
       - dispensed_amount
       - total_operations
-      - device_info
       type: object
   version: 1.0.0
 virtual_stirrer:
@@ -5246,7 +4716,6 @@ virtual_stirrer:
     status_types:
       current_speed: float
       current_vessel: str
-      device_info: dict
       is_stirring: bool
       max_speed: float
       min_speed: float
@@ -5281,8 +4750,6 @@ virtual_stirrer:
           type: number
         current_vessel:
           type: string
-        device_info:
-          type: object
         is_stirring:
           type: boolean
         max_speed:
@@ -5304,7 +4771,6 @@ virtual_stirrer:
       - remaining_time
       - max_speed
       - min_speed
-      - device_info
       type: object
   version: 1.0.0
 virtual_transfer_pump:
@@ -5761,7 +5227,6 @@ virtual_transfer_pump:
       current_volume: float
       max_velocity: float
       position: float
-      pump_info: dict
       remaining_capacity: float
       status: str
       transfer_rate: float
@@ -5795,8 +5260,6 @@ virtual_transfer_pump:
           type: number
         position:
           type: number
-        pump_info:
-          type: object
         remaining_capacity:
           type: number
         status:
@@ -5810,7 +5273,6 @@ virtual_transfer_pump:
       - max_velocity
       - transfer_rate
       - remaining_capacity
-      - pump_info
       type: object
   version: 1.0.0
 virtual_vacuum_pump:
diff --git a/unilabos/registry/devices/work_station.yaml b/unilabos/registry/devices/work_station.yaml
index 0ec9d079..d8bb21ac 100644
--- a/unilabos/registry/devices/work_station.yaml
+++ b/unilabos/registry/devices/work_station.yaml
@@ -1805,6 +1805,11 @@ workstation:
             data_type: resource
             handler_key: Vessel
             label: Evaporation Vessel
+          - data_key: solvent
+            data_source: handle
+            data_type: resource
+            handler_key: solvent
+            label: Eluting Solvent
           output:
           - data_key: vessel
             data_source: handle
diff --git a/unilabos/ros/nodes/presets/protocol_node.py b/unilabos/ros/nodes/presets/protocol_node.py
index a0420130..cb8f8d2a 100644
--- a/unilabos/ros/nodes/presets/protocol_node.py
+++ b/unilabos/ros/nodes/presets/protocol_node.py
@@ -217,7 +217,6 @@ class ROS2ProtocolNode(BaseROS2DeviceNode):
                             [convert_from_ros_msg(rs) for rs in response.resources]
                         )
 
-                self.lab_logger().info(f"🔍 最终传递给协议的 protocol_kwargs: {protocol_kwargs}")
                 self.lab_logger().info(f"🔍 最终的 vessel: {protocol_kwargs.get('vessel', 'NOT_FOUND')}")
 
                 from unilabos.resources.graphio import physical_setup_graph