CN202885381U - Power control cabinet for water source heat pump air-condition - Google Patents
Power control cabinet for water source heat pump air-condition Download PDFInfo
- Publication number
- CN202885381U CN202885381U CN 201220577728 CN201220577728U CN202885381U CN 202885381 U CN202885381 U CN 202885381U CN 201220577728 CN201220577728 CN 201220577728 CN 201220577728 U CN201220577728 U CN 201220577728U CN 202885381 U CN202885381 U CN 202885381U
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- CN
- China
- Prior art keywords
- heat pump
- water source
- source heat
- pump air
- power control
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Air Conditioning Control Device (AREA)
Abstract
The utility model discloses a power control cabinet used for a water source heat pump air-condition. The power control cabinet used for the water source heat pump air-condition comprises a cabinet body. A Programmable Logic Controller (PLC) central controller, a power supply module which is connected with the PLC central controller, an operation display screen, a digital quantity input module, a digital quantity output module, an analogue quantity input module and an analogue quantity output module, and a frequency converter which is connected with the analogue quantity output module are arranged in the cabinet body. The power control cabinet used for the water source heat pump air-condition utilizes a PLC control and a touch screen to form the core of a control system, is concise in installation, simple in debugging and easy to extend. Due to the adoption of a centralized control and the operation display screen, the power control cabinet used for the water source heat pump air-condition simulates display working picture, conveniently sets working parameter, displays key data and failure and alarming information in real-time, and automatically or manually and rapidly adjusts operation control strategy, centralized collection, filing, storage and historical browse of the data according to operation working conditions of the system.
Description
Technical field
The utility model relates to the water source heat pump air-conditioner field, specifically a kind of power control cabinet for water source heat pump air-conditioner.
Background technology
Along with underground water, the development of the water source heat pump air-conditioner technology such as surface water, the application area of water source heat pump air-conditioner technology aspect building cooling heat and heat water supplying is increasing, water source heat pump units is with underground water (or surface water when work, sewage, the water sources such as middle water) energy lift provides cold or heat supply for the client, the hot-cool demand of common customer and water source provide the relation of the proportional example of energy approximation, but current water source heat pump technology exists some not enough in project application: first, underground water is pressed the constant flow design, cause the groundwater run off of exploitation large, recharging technique is immature simultaneously, recharge difficulty large, will certainly damage the sustainable use of underground water; Second, the work of water source heat pump units is along with client's demand, the water lift variations in temperature of underground water change, when if customer demand is very little, the heat transfer temperature difference of underground water is very little, unit operating pressure and pressure reduction may not satisfy the safety requirements of unit, easily cause the water source heat pump units job insecurity; The 3rd, the always full speed operation of water source lift pump, energy consumption is high; The 4th, southern area underground water temperature is higher, and in the heat supply in winter, the groundwater recharge temperature is higher, and heat can not fully extract; Northern area underground water temperature is lower, and in freezing summer, the groundwater recharge temperature is lower, and cold can not fully extract.
The utility model content
The technical problems to be solved in the utility model provides a kind of power control cabinet for water source heat pump air-conditioner, can be according to the size of user's actual load (hot and cold demand), work as required by Frequency Converter Control source water changes in flow rate, many water source heat pump units of coordination, guarantee safe, the economize on electricity running of water source heat pump units.
The technical solution of the utility model is:
A kind of power control cabinet for water source heat pump air-conditioner, comprise cabinet, be provided with the PLC central controller in the described cabinet, be connected power module, operating display, digital quantity input module, digital output module, analog input module and analog output module with the PLC central controller, the frequency converter that is connected with analog output module.
Described a kind of power control cabinet for water source heat pump air-conditioner also includes gauge tap and the alarm lamp that is arranged on the cabinet panel, described gauge tap is connected with described digital quantity input module, and described alarm lamp is connected with described digital output module.
Be connected with the output relay group on the described digital output module.
Described a kind of power control cabinet for water source heat pump air-conditioner also includes the electrical source of power that is connected with frequency converter.
Be provided with communication interface on the described PLC central controller.
Advantage of the present utility model:
(1), the utility model closes corresponding pipeline interstage valve to the water source heat pump units of not working, and guarantees that the water source heat pump units of other work has enough discharge to pass through;
(2) thereby, the utility model adjusts the rotating speed control discharge of water source water lift water pump by frequency converter, guarantee that water source heat pump units has suitable heat transfer temperature difference, suitable operating pressure, guarantees the running of its high efficient and reliable;
When (3), frequency converter of the present utility model reaches minimum frequency and sets flow or unit and reach minimum permissible flow, if still being fit to air-conditioning, uses the source water temperature at discharging condensate, then part or all of air-conditioner drain bypass is got back in the water supply source well, so that the water source energy obtains maximum extraction;
(4), according to actual be will needs, the closed portion water source heat pump units is saved the water source pump consumption to greatest extent.
The utility model adopts PLC control to add the core of touch-screen forming control system, succinct debugging is installed simply is easy to expansion, adopt centralized Control, by operating display, emulation demonstration work picture, the convenient running parameter of setting, show in real time critical data, fault, warning message are according to the variation automatic or manual rapid adjustment operation control strategy of system conditions, the concentrated collection of data, filing, storage, historical viewings.
Description of drawings
Fig. 1 is theory diagram of the present utility model.
Fig. 2 is use structural representation of the present utility model, wherein, "
" connection of expression water route, "
" the indication circuit connection.
The specific embodiment
See Fig. 1, a kind of power control cabinet for water source heat pump air-conditioner, comprise cabinet 1, be provided with the PLC central controller 2 with communication interface 14 in the cabinet 1, be connected power module 3, operating display 4, digital quantity input module 5, digital output module 6, analog input module 7 and analog output module 8 with PLC central controller 2, the gauge tap 9 that is connected with digital quantity input module 5, the alarm lamp 10 that is connected with digital output module 6 and output relay group 11 are connected with analog output module 8 and with the frequency converter 12 of electrical source of power 13; And gauge tap 9 and alarm lamp 10 all are arranged on the panel of cabinet 1.
See Fig. 1, Fig. 2, digital quantity input module 5 is transferred to PLC central controller 2 with the switching value of gauge tap 9, selects mode of operation; The unit water inlet actual temperature that analog input module 7 collects unit inflow temperature sensor 15, the actual leaving water temperature of unit that unit leaving water temperature sensor 16 collects, the actual temperature of the water supply source well that water supply source well temperature sensor 17 collects and recharge the actual temperature of recharging water supply well that water supply well temperature sensor 18 collects and be transferred to PLC central controller 2, PLC central controller 2 is more successively by digital output module 6, output relay group 11 drives water supply well bypass line interstage valve 19 and unit inlet pipeline interstage valve 20, and digital quantity input module 5 returns the state transfer that opens or closes of water supply well bypass line interstage valve 19 and unit inlet pipeline interstage valve 20 to PLC central controller 2 simultaneously; Frequency converter 12 is connected with water source lift pump 21, and PLC central controller 2 is regulated the frequency of frequency converter 12 in real time, thereby reaches the rotating speed of adjustment water source lift pump 21 and the purpose of flow; When switch board broke down, alarm lamp 10 reminded operating personnel to overhaul.
The control system of each water source heat pump units in this switch board and the system exists writes to each other, by communication interface 14 state that obtains each unit easy to connect (move, stop, malfunction) and service data (setting operating temperature, actual leaving water temperature, live load size, operating pressure etc.), otherwise pump working state, transducer operational parameter, the pipeline interstage valve state that is provided by this switch board also can conveniently be provided each unit.
When certain in system water source heat pump units was shut down, corresponding unit inlet pipeline interstage valve 20 was closed with it, otherwise opened when working.Water supply well bypass line interstage valve 19, when water supply source well 22 temperature when recharging water supply well 23 temperature in suitable scope, open when namely both temperature difference are very little, recharge the water source and partly or entirely be back in the water supply source well 22.
Unit can many in the actual application, and manage accordingly linkage valve and temperature sensor also increases thereupon.
Claims (5)
1. power control cabinet that is used for water source heat pump air-conditioner, comprise cabinet, it is characterized in that: be provided with the PLC central controller in the described cabinet, be connected power module, operating display, digital quantity input module, digital output module, analog input module and analog output module with the PLC central controller, the frequency converter that is connected with analog output module.
2. a kind of power control cabinet for water source heat pump air-conditioner according to claim 1, it is characterized in that: described a kind of power control cabinet for water source heat pump air-conditioner also includes gauge tap and the alarm lamp that is arranged on the cabinet panel, described gauge tap is connected with described digital quantity input module, and described alarm lamp is connected with described digital output module.
3. a kind of power control cabinet for water source heat pump air-conditioner according to claim 1 is characterized in that: be connected with the output relay group on the described digital output module.
4. a kind of power control cabinet for water source heat pump air-conditioner according to claim 1, it is characterized in that: described a kind of power control cabinet for water source heat pump air-conditioner also includes the electrical source of power that is connected with frequency converter.
5. a kind of power control cabinet for water source heat pump air-conditioner according to claim 1 is characterized in that: be provided with communication interface on the described PLC central controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220577728 CN202885381U (en) | 2012-11-06 | 2012-11-06 | Power control cabinet for water source heat pump air-condition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220577728 CN202885381U (en) | 2012-11-06 | 2012-11-06 | Power control cabinet for water source heat pump air-condition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202885381U true CN202885381U (en) | 2013-04-17 |
Family
ID=48076803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220577728 Expired - Fee Related CN202885381U (en) | 2012-11-06 | 2012-11-06 | Power control cabinet for water source heat pump air-condition |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202885381U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102878739A (en) * | 2012-11-06 | 2013-01-16 | 安徽日源环保能源科技有限公司 | Power control cabinet for water source heat pump air conditioner |
-
2012
- 2012-11-06 CN CN 201220577728 patent/CN202885381U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102878739A (en) * | 2012-11-06 | 2013-01-16 | 安徽日源环保能源科技有限公司 | Power control cabinet for water source heat pump air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ANHUI RIYUAN INDUSTRY DEVELOPMENT CO., LTD. Free format text: FORMER OWNER: ANHUI RIYUAN ENVIRONMENT PROTECTION ENERGY SCI. + TECH. CO., LTD. Effective date: 20140217 |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 230088 HEFEI, ANHUI PROVINCE TO: 247126 CHIZHOU, ANHUI PROVINCE |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140217 Address after: 247126 central city of Jiangnan industrial concentration area, Anhui, Chizhou Patentee after: Anhui daily source industrial development Limited by Share Ltd Address before: High tech Zone Hefei city Anhui province 230088 Wangjiang Road, No. 535 Wen building 8 floor Patentee before: Anhui Riyuan Environmental Protection Energy Technology Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: ANHUI SHENGYUAN WEIYE INDUSTRIAL DEVELOPMENT CO., Free format text: FORMER OWNER: ANHUI RIYUAN INDUSTRY DEVELOPMENT CO., LTD. Effective date: 20140729 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140729 Address after: 247126 central city of Jiangnan industrial concentration area, Anhui, Chizhou Patentee after: Albert Anhui Sheng Industry Development Limited by Share Ltd Address before: 247126 central city of Jiangnan industrial concentration area, Anhui Province Patentee before: Anhui daily source industrial development Limited by Share Ltd |
|
| 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: 20130417 Termination date: 20191106 |