CN203010851U - Energy-saving control system of central air conditioner - Google Patents
Energy-saving control system of central air conditioner Download PDFInfo
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- CN203010851U CN203010851U CN 201320001988 CN201320001988U CN203010851U CN 203010851 U CN203010851 U CN 203010851U CN 201320001988 CN201320001988 CN 201320001988 CN 201320001988 U CN201320001988 U CN 201320001988U CN 203010851 U CN203010851 U CN 203010851U
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- central air
- air conditioner
- industrial computer
- energy
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- Air Conditioning Control Device (AREA)
Abstract
The utility model discloses an energy-saving control system of a central air conditioner. The energy-saving control system of the central air conditioner comprises a temperature collecting module, a pressure collecting device, an industrial personal computer and a transducer, wherein signal output ends of the temperature collecting module and the pressure collecting device are connected to a signal input end of the industrial personal computer; the signal output end of the industrial personal computer is connected with a control signal input end of the transducer; the output end of the transducer is respectively connected with a chilled water pump motor, a cooled water pump motor and a fan motor; a water supply pump is also arranged on a freezing water pipe; and the output end of the transducer is connected with a water supply pump motor. According to the energy-saving control system of the central air conditioner, temperature information and pressure information at corresponding position are collected by the temperature collecting module and the pressure collecting device, and analyzed and computed by the industrial personal computer; and corresponding equipment is controlled to work through the transducer, so as to achieve the purpose of saving energy and reducing emission. Meanwhile, the water supply pump is also arranged on the freezing water pipe; pressure stability of circulating water in a central air conditioner circulating system is ensured; and the equipment normally runs.
Description
Technical field
The utility model relates to the Energy Saving Control field, relates in particular to a kind of controlling system of central air conditioner.
Background technology
Along with the fast development of economy, energy shortage has become the bottleneck of restriction development of all countries economy.For energy savings, reduction energy consumption, guarantee the development of the economic healthy and stable of China, country has formulated a series of energy saving policies.When existing central air-conditioning brings good internal environment to building again, also brought huge energy resource consumption.On market, existing central air conditioner energy-saving control device only adopts the constant difference frequency conversion control technique, and water pump, blower fan are controlled.Due to central air conditioner system be one multivariable, complicated, the time system that becomes, exist serious non-linearly between its process element, only adopt constant difference frequency conversion control technique energy-saving effect not good.
The utility model content
The purpose of this utility model is to provide a kind of controlling system of central air conditioner, can carry out Based Intelligent Control to central air conditioner system, has good energy-saving effect.
The utility model adopts following technical proposals:
a kind of controlling system of central air conditioner, comprise temperature collect module, industrial computer and frequency converter, the signal output part of temperature collect module connects the signal input part of industrial computer, the signal output part of industrial computer connects the control signal input of frequency converter, the output of frequency converter connects respectively refrigerating water pump motor, cooling water pump motor and blower motor, described temperature collect module comprises cooling water inlet temperature sensor and the cooling water outlet temperature sensor that is separately positioned on cooling water inlet and outlet, be separately positioned on chilled water inlet temperature sensor and the chilled water outlet temperature sensor of chilled water import and outlet, be arranged on outdoor outdoor temperature sensor, the signal output part that is arranged on the freezing header tank pressure sensor in freezing header tank and is arranged on the freezing diversion box pressure sensor in freezing diversion box connects respectively industrial computer, small pump also is installed on described chilled water pipe, the output of frequency converter connects the small pump motor.
Described industrial computer also is connected with communication module.
Described industrial computer also is connected with liquid crystal touch screen.
The power supply of described industrial computer also is connected with short-circuit protection circuit.
The utility model utilizes temperature collect module, pressure acquisition device to gather the temperature and pressure information of corresponding position, and utilize industrial computer to carry out analytical calculation, work by the Frequency Converter Control relevant device, to reach the purpose of energy-saving and emission-reduction, simultaneously, the utility model is also installed small pump freezing on water pipe, guarantee that the circulating water pressure in the central air-conditioning circulatory system is stable, and equipment normally moves.
Description of drawings
Fig. 1 is theory diagram of the present utility model.
The specific embodiment
As shown in Figure 1, the utility model comprises temperature collect module, industrial computer and frequency converter, the signal output part of temperature collect module connects the signal input part of industrial computer, and described temperature collect module comprises cooling water inlet temperature sensor and the cooling water outlet temperature sensor that is separately positioned on cooling water inlet and outlet, the chilled water inlet temperature sensor that is separately positioned on chilled water import and outlet and chilled water outlet temperature sensor, is arranged on outdoor outdoor temperature sensor; The signal output part of industrial computer connects the control signal input of frequency converter, and the output of frequency converter connects respectively refrigerating water pump motor, cooling water pump motor and blower motor.The utility model also comprises and is arranged on the freezing header tank pressure sensor in freezing header tank and is arranged on freezing diversion box pressure sensor in freezing diversion box, freezing header tank pressure sensor be connected the signal output part of diversion box pressure sensor and connect respectively industrial computer.Stable in order to guarantee the circulating water pressure in the central air-conditioning circulatory system, small pump also is installed on chilled water pipe, the output of frequency converter connects the small pump motor.
Industrial computer described in the utility model also is connected with communication module and liquid crystal touch screen, and the power supply of industrial computer also is connected with short-circuit protection circuit.
The utility model in use, cooling water inlet temperature sensor, cooling water outlet temperature sensor, chilled water inlet temperature sensor, chilled water outlet temperature sensor and outdoor temperature sensor can gather respectively the temperature information of correspondence position, and temperature information is sent to industrial computer.Industrial computer can be regulated the rotating speed of refrigerating water pump motor, cooling water pump motor and blower motor through corresponding calculating by frequency converter, make the temperature difference of cooling water and chilled water be constant at Best Point, guarantees that central air-conditioning refrigerating efficiency value is in optimum value all the time.Freezing header tank pressure sensor and freezing diversion box pressure sensor are sent to industrial computer with the force value of the relevant position that collects, its pressure differential represents tail end of central air conditioner user's quantity, industrial computer can carry out analyzing and processing by calculating pressure differential, regulate refrigerating water pump motor and cooling water pump motor speed by frequency converter, play energy-saving effect.When finding by calculating that when industrial computer circulating water pressure in the central air-conditioning circulatory system is too low, industrial computer can pass through Frequency Converter Control small pump machine operation, utilize small pump to guarantee that the circulating water pressure in the central air-conditioning circulatory system is normal, guarantee to arrange stable operation.
Claims (4)
1. controlling system of central air conditioner, it is characterized in that: comprise temperature collect module, industrial computer and frequency converter, the signal output part of temperature collect module connects the signal input part of industrial computer, the signal output part of industrial computer connects the control signal input of frequency converter, the output of frequency converter connects respectively refrigerating water pump motor, cooling water pump motor and blower motor, described temperature collect module comprises cooling water inlet temperature sensor and the cooling water outlet temperature sensor that is separately positioned on cooling water inlet and outlet, be separately positioned on chilled water inlet temperature sensor and the chilled water outlet temperature sensor of chilled water import and outlet, be arranged on outdoor outdoor temperature sensor, the signal output part that is arranged on the freezing header tank pressure sensor in freezing header tank and is arranged on the freezing diversion box pressure sensor in freezing diversion box connects respectively industrial computer, small pump also is installed on described chilled water pipe, the output of frequency converter connects the small pump motor.
2. controlling system of central air conditioner according to claim 1, it is characterized in that: described industrial computer also is connected with communication module.
3. controlling system of central air conditioner according to claim 2, it is characterized in that: described industrial computer also is connected with liquid crystal touch screen.
4. controlling system of central air conditioner according to claim 3, it is characterized in that: the power supply of described industrial computer also is connected with short-circuit protection circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320001988 CN203010851U (en) | 2013-01-05 | 2013-01-05 | Energy-saving control system of central air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320001988 CN203010851U (en) | 2013-01-05 | 2013-01-05 | Energy-saving control system of central air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203010851U true CN203010851U (en) | 2013-06-19 |
Family
ID=48602440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320001988 Expired - Fee Related CN203010851U (en) | 2013-01-05 | 2013-01-05 | Energy-saving control system of central air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203010851U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105352145A (en) * | 2015-12-22 | 2016-02-24 | 阿尔卑斯科技（青岛）有限公司 | Energy-saving control method of central air-conditioner |
-
2013
- 2013-01-05 CN CN 201320001988 patent/CN203010851U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105352145A (en) * | 2015-12-22 | 2016-02-24 | 阿尔卑斯科技（青岛）有限公司 | Energy-saving control method of central air-conditioner |
| CN105352145B (en) * | 2015-12-22 | 2017-11-14 | 青岛阿尔卑斯环保设备科技有限公司 | A kind of energy-saving control method for central air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130619 Termination date: 20140105 |