CN203127138U - Cold and hot water air conditioner automatic control device for ship compression chamber - Google Patents
Cold and hot water air conditioner automatic control device for ship compression chamber Download PDFInfo
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- CN203127138U CN203127138U CN 201320081650 CN201320081650U CN203127138U CN 203127138 U CN203127138 U CN 203127138U CN 201320081650 CN201320081650 CN 201320081650 CN 201320081650 U CN201320081650 U CN 201320081650U CN 203127138 U CN203127138 U CN 203127138U
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Abstract
The utility model provides a cold and hot water air conditioner automatic control device for a ship compression chamber. The cold and hot water air conditioner automatic control device comprises a control cabinet, a control panel, a cold water tank and a hot water tank, wherein the cold water tank and the hot water tank are used for water circulating of a cold and hot water air-conditioned fan. A programmable logic controller (PLC) and a transducer which is used for controlling the cold and hot water air-conditioned fan are arranged inside the control cabinet. The output end of the PLC is connected with the transducer and the input end of an electrical actuator of the cold and hot water air-conditioned fan respectively. A touch screen and a temperature controller are arranged on the control panel, and the PLC is connected with the touch screen and the temperature controller respectively in an interactive mode. According to the cold and hot water air conditioner automatic control device for the ship compression chamber, manual intervention is not needed in the entire control process, automatic control is conducted on a fan, a water pump, a compressor, a heater and the like of a cold and hot water air conditioner through the corresponding temperature detected by a temperature sensor, fuzzy control of variable air rate is conducted according to variation of the temperature in the ship compression chamber to meet the requirement for temperature inside the ship compression chamber, and an energy-saving effect is achieved.
Description
Technical field
The utility model relates to a kind of refrigeration technology field, is specifically related to a kind of hot and cold water air-conditioning automatic control device for the boats and ships pressurized compartment.
Background technology
Along with the raising of people's living standard, the working environment of pressurized compartment on the boats and ships is had higher requirement, because the conversion of pressurized compartment internal pressure height causes the cataclysm of temperature in the pressurized compartment easily.Because air-conditioning can make self-regulating function automatically according to the variation of temperature load in the pressurized compartment, operate in the scope of requirement to guarantee the parameters such as temperature, wind speed in the pressurized compartment.The cold/hot water air-conditioner group is the effective means of temperature environment and air quality in the pressurized compartment of regulating on the boats and ships in recent years, has obtained the fast speed development.Boost at pressurized compartment, in the process of voltage stabilizing and step-down, utilize the refrigeration of air-conditioning, heating performance to regulate the temperature in the pressurized compartment, the personnel that feed work in the pressurized compartment or treatment build a comfortable environment.
But because the pressurized compartment internal pressure will be boosted frequently, voltage stabilizing and the conversion of step-down process, cause the cataclysm of temperature in the pressurized compartment easily, the air-conditioning transformation temperature in the pressurized compartment is in time made and is judged and freeze pointedly or heat work, a time difference of delaying generally all can be arranged, this just causes air-conditioning temperature control instability, environment in the pressurized compartment also is in frequent dynamic the variation, and human body is caused discomfort.
The utility model content
The utility model will address the above problem exactly, and a kind of hot and cold water air-conditioning automatic control device for the boats and ships pressurized compartment is provided, to guarantee that temperature in the pressurized compartment is in desired scope.
In order to reach above-mentioned effect, the utility model provides a kind of hot and cold water air-conditioning automatic control device for the boats and ships pressurized compartment, comprise control housing, control panel and be used for cold water storage cistern, the hot well that cooling hot-water air-conditioning water circulates, be provided with PLC controller and the frequency converter that is used for control hot and cold water air-conditioning draught fan in the described control housing, the mouth of described PLC controller is connected with the input end of the electric power element of frequency converter, hot and cold water air-conditioning respectively; Described control panel is provided with touch-screen and temperature controller, and described touch-screen is connected with the PLC controller is interactive, and described temperature controller is connected with the PLC controller is interactive.
Described temperature controller comprises first temperature controller, second temperature controller and the 3rd temperature controller, the input end of described first temperature controller is connected with the mouth of first temperature sensor of being located at the hot and cold water air-conditioner air outlet, the input end of second temperature controller is connected with the mouth of second temperature sensor of being located at cold water storage cistern, and the input end of the 3rd temperature controller is connected with the mouth of the three-temperature sensor of being located at hot well; The mouth of described first temperature controller is connected with the input end of described frequency converter.
The input end of described PLC controller is connected with warning circuit, the circuit that described warning circuit is made up of power fail, high-low pressure protection, compressor protection, heated protective, freezing point protection, blower fan overload, water pump overload, frequency converter warning, liquid level warning, flow switch, cooling water pressure.
Described electric power element comprises compressor, electric heating tube, water pump, electromagnetic valve, blower fan.
Described touch-screen is connected by the RS232 communication interface is interactive with the PLC controller.
Described temperature controller is connected by the RS485 communication interface is interactive with described PLC controller.
The PLC controller can be selected Delta DVP24ES00R2 for use in the utility model, has the fast operation of Programmable Logic Controller, the reliability height, and the cost performance height has powerful programing function.Adopt Programmable Logic Controller to realize namely by the detected associated temperature of temperature sensor being come blower fan, water pump, compressor, temperature booster etc. to the hot and cold water air-conditioning control, Optimal Control Strategy and control flow, variation according to air conditioning terminal (temperature in the pressurized compartment) load, carry out the fuzzy control of variable air rate, satisfy the requirement of temperature in the pressurized compartment, and reach energy-conservation effect.
Touch-screen is that the operator uses the interface, and the running state of air-conditioning unit shows by touch-screen, comprises change over signal, alerting signal of temperature signal that temperature controller transmits, operating mode etc.Realization is to the real-time monitoring of cold/hot air-conditioning unit operational factor.
The circuit that described warning circuit is made up of power fail, high-low pressure protection, compressor protection, heated protective, freezing point protection, blower fan overload, water pump overload, frequency converter warning, liquid level warning, flow switch, cooling water pressure.To be correlated with and report to the police or failure message is sent to the PLC controller and handles, and correlated results is presented on the touch-screen in time finds for the staff.
Temperature controller is used for the temperature signal of reading temperature sensor, links to each other by R485 communication port PLC controller, after the PLC controller is handled the associated temperature signal, controls the operation of compressor, electro heat, water pump etc. again and stops.Wherein, that first temperature controller is selected for use is Delta DTA4896C1, has the fuzzy control function, and its output 4-20mA signal control frequency converter reaches the purpose of variable air rate by the Frequency Converter Control blower fan, thereby reaches the purpose of Based Intelligent Control temperature and wind speed.Second temperature controller and the 3rd temperature controller are Delta DTA4896R1.
The utility model whole control process does not need artificial intervention; all finished automatically by automatic control device; realization is provided with monitoring and control system accordingly to the cold/hot water air-conditioner group; the state that comprises parameter detecting and setting, unit shows, regulates automatically and the interlocking of automatic conversion, refrigeration and the heating condition of control, operating mode, the function of various automatic protections etc.; to the automatic control of the cold/hot water air-conditioner group of boats and ships pressurized compartment, satisfy the requirement of temperature in the pressurized compartment.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is the utility model structured flowchart;
Fig. 2 is the utility model Automatic Control Theory figure.
Among the figure: the electric power element of 1-, 11-compressor, 12-electric heating tube, the 13-water pump, 14-electromagnetic valve, 15-blower fan, the 2-control housing, 21-PLC controller, 22-frequency converter, the 3-control panel, 31-touch-screen, 32-first temperature controller, 33-second temperature controller, 34-the 3rd temperature controller, 41-first temperature sensor, 42-second temperature sensor, 43-three-temperature sensor, 5-warning circuit.
Solid line is the pipeline connection lead among Fig. 2, and dotted line is the circuit signal line.
The specific embodiment
Embodiment one:
As shown in Figure 1, a kind of hot and cold water air-conditioning automatic control device for the boats and ships pressurized compartment, comprise control housing 2, control panel 3 and the cold water storage cistern, the hot well that are used for the circulation of cooling hot-water air-conditioning water, be provided with PLC controller 21 and the frequency converter 22 that is used for control hot and cold water air-conditioning draught fan in the described control housing 2, the mouth of described PLC controller 21 is connected with the input end of the electric power element 1 of frequency converter 22, hot and cold water air-conditioning respectively; Described electric power element 1 comprises compressor 11, electric heating tube 12, water pump 13, electromagnetic valve 14, blower fan 15.Described control panel 3 is provided with touch-screen 31 and temperature controller, and described touch-screen 31 is connected by the RS232 communication interface is interactive with PLC controller 21, and described temperature controller is connected by the RS485 communication interface is interactive with described PLC controller 21.Described temperature controller comprises first temperature controller 32, second temperature controller 33 and the 3rd temperature controller 34, the input end of described first temperature controller 32 is connected with the mouth of first temperature sensor 41 of being located at the hot and cold water air-conditioner air outlet, the input end of second temperature controller 33 is connected with the mouth of second temperature sensor 42 of being located at cold water storage cistern, and the input end of the 3rd temperature controller 34 is connected with the mouth of the three-temperature sensor 43 of being located at hot well; The mouth of described first temperature controller 32 is connected with the input end of described frequency converter 22.The input end of described PLC controller 21 is connected with warning circuit 5, the circuit that described warning circuit 5 is made up of power fail, high-low pressure protection, compressor protection, heated protective, freezing point protection, blower fan overload, water pump overload, frequency converter warning, liquid level warning, flow switch, cooling water pressure.The described first Delta DTA4896C1 of temperature controller 32 for having the fuzzy control function, described second temperature controller 33 and the 3rd temperature controller 34 are Delta DTA4896R1.
Embodiment two:
As shown in Figure 2; be located at first temperature sensor 41 of hot and cold water air-conditioner air outlet; cold water storage cistern second temperature sensor 42 with the three-temperature sensor 43 of being located at hot well detected temperature is transferred to first temperature controller 32; second temperature controller 33 and the 3rd temperature controller 34; first temperature controller 32; second temperature controller 33 and the 3rd temperature controller 34 and power fail; the high-low pressure protection; compressor protection; heated protective; the freezing point protection; the blower fan overload; the water pump overload; frequency converter is reported to the police; liquid level warning; flow switch; the circuit that cooling water pressure is formed; and correlation detection signal and breakdown signal feed back in the PLC controller 21 and handle; PLC controller 21 sends to order the compressor 11 of hot and cold water air-conditioning in time according to the result who handles; electric heating tube; water pump 13; electromagnetic valve 14; blower fan 15; and control their mode of operation; reach automatically and boost frequently according to pressurized compartment internal cause pressure; temperature in the pressurized compartment is controlled in voltage stabilizing and the conversion of step-down process and be with variation of temperature.The frequency converter 22 of first temperature controller, 32 output signals control is simultaneously controlled the purpose that blower fans 15 reach Based Intelligent Control temperature and wind speed by frequency converter 22.
Above embodiment is not limited only to protection domain of the present utility model, all make amendment based on basic thought of the present utility model or change all belong to protection domain of the present utility model.
Claims (6)
1. hot and cold water air-conditioning automatic control device that is used for the boats and ships pressurized compartment, comprise control housing, control panel and be used for cold water storage cistern, the hot well that cooling hot-water air-conditioning water circulates, it is characterized in that: be provided with PLC controller and the frequency converter that is used for control hot and cold water air-conditioning draught fan in the described control housing, the mouth of described PLC controller is connected with the input end of the electric power element of frequency converter, hot and cold water air-conditioning respectively; Described control panel is provided with touch-screen and temperature controller, and described touch-screen is connected with the PLC controller is interactive, and described temperature controller is connected with the PLC controller is interactive.
2. a kind of hot and cold water air-conditioning automatic control device for the boats and ships pressurized compartment according to claim 1, it is characterized in that: described temperature controller comprises first temperature controller, second temperature controller and the 3rd temperature controller, the input end of described first temperature controller is connected with the mouth of first temperature sensor of being located at the hot and cold water air-conditioner air outlet, the input end of second temperature controller is connected with the mouth of second temperature sensor of being located at cold water storage cistern, and the input end of the 3rd temperature controller is connected with the mouth of the three-temperature sensor of being located at hot well; The mouth of described first temperature controller is connected with the input end of described frequency converter.
3. a kind of hot and cold water air-conditioning automatic control device for the boats and ships pressurized compartment according to claim 1; it is characterized in that: the input end of described PLC controller is connected with warning circuit, the circuit that described warning circuit is made up of power fail, high-low pressure protection, compressor protection, heated protective, freezing point protection, blower fan overload, water pump overload, frequency converter warning, liquid level warning, flow switch, cooling water pressure.
4. a kind of hot and cold water air-conditioning automatic control device for the boats and ships pressurized compartment according to claim 1, it is characterized in that: described electric power element comprises compressor, electric heating tube, water pump, electromagnetic valve, blower fan.
5. a kind of hot and cold water air-conditioning automatic control device for the boats and ships pressurized compartment according to claim 1 is characterized in that: described touch-screen is connected by the RS232 communication interface is interactive with the PLC controller.
6. a kind of hot and cold water air-conditioning automatic control device for the boats and ships pressurized compartment according to claim 1 is characterized in that: described temperature controller is connected by the RS485 communication interface is interactive with described PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320081650 CN203127138U (en) | 2013-02-22 | 2013-02-22 | Cold and hot water air conditioner automatic control device for ship compression chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320081650 CN203127138U (en) | 2013-02-22 | 2013-02-22 | Cold and hot water air conditioner automatic control device for ship compression chamber |
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| Publication Number | Publication Date |
|---|---|
| CN203127138U true CN203127138U (en) | 2013-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320081650 Expired - Fee Related CN203127138U (en) | 2013-02-22 | 2013-02-22 | Cold and hot water air conditioner automatic control device for ship compression chamber |
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| CN (1) | CN203127138U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103818541A (en) * | 2014-01-15 | 2014-05-28 | 丹华奥斯科船舶设备（上海）有限公司 | Temperature control system and temperature control method for high-precision electric-heating air distributers of marine air conditioners |
| CN104132427A (en) * | 2014-08-04 | 2014-11-05 | 合肥天鹅制冷科技有限公司 | Automatic control system of air conditioning unit |
| CN110161859A (en) * | 2019-05-28 | 2019-08-23 | 武汉理工大学 | A kind of waste heat comprehensive utilization system adaptive controller peculiar to vessel and method |
-
2013
- 2013-02-22 CN CN 201320081650 patent/CN203127138U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103818541A (en) * | 2014-01-15 | 2014-05-28 | 丹华奥斯科船舶设备（上海）有限公司 | Temperature control system and temperature control method for high-precision electric-heating air distributers of marine air conditioners |
| CN103818541B (en) * | 2014-01-15 | 2016-03-30 | 丹华海洋工程装备(上海)有限公司 | A kind of high precision marine air conditioning electro heat ventilation terminal temperature control system and Temp. control method |
| CN104132427A (en) * | 2014-08-04 | 2014-11-05 | 合肥天鹅制冷科技有限公司 | Automatic control system of air conditioning unit |
| CN110161859A (en) * | 2019-05-28 | 2019-08-23 | 武汉理工大学 | A kind of waste heat comprehensive utilization system adaptive controller peculiar to vessel and method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20210222 |