CN106440125A - Solar air conditioner cold and hot electricity co-generation system based on photovoltaic power generation system - Google Patents
Solar air conditioner cold and hot electricity co-generation system based on photovoltaic power generation system Download PDFInfo
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- CN106440125A CN106440125A CN201510497618.8A CN201510497618A CN106440125A CN 106440125 A CN106440125 A CN 106440125A CN 201510497618 A CN201510497618 A CN 201510497618A CN 106440125 A CN106440125 A CN 106440125A
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- Prior art keywords
- chilled water
- cooling
- heat exchanger
- water inlet
- water outlet
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/001—Compression cycle type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0046—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0046—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground
- F24F2005/0064—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground using solar energy
- F24F2005/0067—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground using solar energy with photovoltaic panels
Abstract
The invention discloses a solar air conditioner cold and hot electricity co-generation system based on a photovoltaic power generation system. The solar air conditioner cold and hot electricity co-generation system comprises a gas processor, a compression motor, chilled water temperature sensors, a chilled water pump, a cooling device, at least one temperature and humidity sensor and a controller; the gas processor comprises a heat exchanger and a draught fan arranged on one side of the heat exchanger, and the heat exchanger is provided with a water inlet and a water outlet; the compression motor provides chilled water to the heat exchanger and is provided with a chilled water inlet and a chilled water outlet, a chilled water inlet pipe is connected between the chilled water inlet and the water outlet of the heat exchanger, and a chilled water outlet pipe is connected between the chilled water outlet and the water inlet of the heat exchanger; the chilled water temperature sensors are installed on the chilled water inlet pipe and the chilled water outlet pipe; the chilled water pump is installed on the chilled water outlet pipe; the cooling device is connected with the compression motor; the temperature and humidity sensor is used for measuring the temperature and the humidity of air; and the controller is electrically connected with the gas processor, the compression motor, the chilled water temperature sensors, the chilled water pump, the cooling device and the temperature and humidity sensors. By means of the system, according to the air heat humidity load changes, the cold capacity output is adjusted in real time, and energy is saved accordingly.
Description
Technical field
The present invention relates to a kind of air handling system, particularly to a kind of solar airconditioning cogeneration cooling heating system based on photovoltaic generating system with energy-saving effect.
Background technology
In the industrial production, there are a variety of equipment to have certain requirement to the temperature and humidity of working environment, if humidity and humidity are too high, their normal operation or serviceability may be affected.For example, in automobile manufacture industry, the mould producing automobile component mostly is metal die, and when the air humidity in workshop is larger, these die surfaces can adsorb steam and gradually get rusty, thus affecting the normal use of mould.For this reason, people install the solar airconditioning cogeneration cooling heating system based on photovoltaic generating system in workshop, to adjust the temperature and humidity of air, it is to avoid air humidity is excessive and lead to metal die to get rusty, thus for these moulds provide suitable working environment.Further, since the general all ratios of workshop are larger, so people generally air is adjusted using central air conditioner system.
Central air conditioner system generally with adjust air themperature based on, supplemented by adjusting air humidity.When the temperature of air changes, the relative humidity of air also changes therewith, as long as so changing the temperature of air, just can reach the purpose changing relative air humidity.Certainly the central air-conditioning also having specially is provided with humidity control apparatus, to realize to air humidity more precise control.
Generally, central air-conditioning all includes air processor, the compression motor providing cold for air processor and the chiller for cooling down compression motor.In order to be able to the rapid temperature reducing air and temperature, general central air-conditioning all can full load operation.But, after the humiture of air reduces to a certain extent, thermic load produced by conditioned air and humidity load will reduce, but now, central air-conditioning but still adjusts the humiture of air according to initial air adjustment amplitude, and cold output can not be adjusted in real time according to the thermic load after reducing and humidity load, thus having wasted cold.
Need a kind of improved air conditioning system for this to overcome drawbacks described above.
Content of the invention
Based on the deficiencies in the prior art, it is an object of the invention to provide a kind of solar airconditioning cogeneration cooling heating system based on photovoltaic generating system, it can adjust the humiture being adjusted air as needed, again can be according to by the tune thermic load of air and the change of humidity load, adjust the output of cold in real time, thus reaching the purpose of energy-conservation.
For achieving the above object, the present invention employs following technical scheme based on the solar airconditioning cogeneration cooling heating system of photovoltaic generating system：
Included based on the solar airconditioning cogeneration cooling heating system of photovoltaic generating system：Gas processer, it includes heat exchanger and is placed in the blower fan of heat exchanger side, and heat exchanger is provided with water inlet and outlet；There is provided the compression motor of chilled water to heat exchanger, compression motor is provided with chilled water import and chilled water outlet, is connected with chilled water inlet pipe, is connected with chilled water outlet pipe between chilled water outlet and heat exchanger water inlet between chilled water import and heat exchanger outlet；Chilled water temperature sensor, it is contained on chilled water inlet pipe and chilled water outlet pipe；Chilled water pump, it is contained in chilled water outlet pipe；Connect the chiller of compression motor；At least one Temperature Humidity Sensor, the temperature and humidity of measurement conditioned air；And controller, controller is electrically connected gas processer, compression motor, chilled water temperature sensor, chilled water pump, chiller and Temperature Humidity Sensor.
The beneficial effects of the present invention is：Can should adjust the temperature being adjusted air and relative humidity as needed by solar airconditioning cogeneration cooling heating system based on photovoltaic generating system, again can be according to by the tune thermic load of air and the change of humidity load, adjust the output of cold in real time, thus reaching the purpose of energy-conservation.
Further, present invention additionally comprises following technical characteristic：
Also include fan frequency converter and chilled water pump converter, fan frequency converter is connected with controller and blower fan respectively, and chilled water pump converter is connected with controller and chilled water pump respectively.Speed governing to blower fan and water pump be can achieve by converter, to reach more preferable energy-saving effect.
Three-way valve is respectively provided with chilled water inlet pipe and chilled water outlet pipe, chilled water temperature sensor is arranged on three-way valve.Temperature that chilled water temperature sensor measures so can be made closer to the true temperature of chilled water.
Compression motor is water-cooled compression motor, which is provided with cooling water inlet and coolant outlet；Chiller is cooling tower, and cooling water inlet is connected with cooling tower with cooling water outlet tube by cooling water inlet pipe respectively with coolant outlet；Equipped with cooling water pump on cooling water outlet tube；Equipped with cooling-water temperature sensor on cooling water inlet pipe and cooling water outlet tube；Cooling tower, cooling water pump and cooling-water temperature sensor are electrically connected controller.Compression motor adopts water cooling, and heat exchanger effectiveness is high, and correspondingly the volume of compression motor will reduce.
Three-way valve is respectively provided with cooling water inlet pipe and cooling water outlet tube, cooling-water temperature sensor is contained on three-way valve.Temperature that cooling-water temperature sensor measures so can be made closer to the true temperature of cooling water.
It is additionally provided with cooling water pump converter, cooling water pump converter is connected with controller and cooling water pump respectively.Converter can adjust the rotating speed of cooling water pump, so can further improve the energy-saving effect of the present invention.
It is additionally provided with remote control unit, remote control unit electrically connects controller.So be convenient to operation the control to central air-conditioning for the personnel.
It is additionally provided with Atmosphere temp.and RH sensor, Atmosphere temp.and RH sensor is connected with controller.The Temperature and Humidity Control to conditioned air so can be strengthened.
Describe the present invention in detail below in conjunction with the accompanying drawings, it illustrates the principle of the present invention as the part of this specification by embodiment, and other aspects of the present invention, feature and its advantage will become apparent from by this detailed description.
Brief description
Fig. 1 is first preferred embodiment based on the solar airconditioning cogeneration cooling heating system of photovoltaic generating system for the present invention；
Fig. 2 is second preferred embodiment based on the solar airconditioning cogeneration cooling heating system of photovoltaic generating system for the present invention.
Specific embodiment
In conjunction with accompanying drawing, the preferred embodiments of the present invention to be described.
Fig. 1 is first preferred embodiment based on the solar airconditioning cogeneration cooling heating system of photovoltaic generating system for the present invention.As illustrated, should be included based on the solar airconditioning cogeneration cooling heating system of photovoltaic generating system：Gas processer 33, this gas processer 33 includes heat exchanger 331 and the blower fan 332 being placed in heat exchanger 331 side, and heat exchanger 331 is provided with water inlet 311 and outlet 312；The compression motor 11 of chilled water is provided to heat exchanger 331, compression motor 11 is provided with chilled water import 112 and chilled water outlet 111, it is connected with chilled water inlet pipe 606 between the outlet 312 of chilled water import 112 and heat exchanger 331, between the water inlet 311 of chilled water outlet 111 and heat exchanger 331, be connected with chilled water outlet pipe 607；Chilled water temperature sensor 604 and 605, it is attached separately on chilled water inlet pipe 606 and chilled water outlet pipe 607；Chilled water pump 601, it is contained in chilled water outlet pipe 607；Connect the chiller 22 of compression motor 11；Three Temperature Humidity Sensors 81；And controller 44.This controller 44 is a Programmable Logic Controller, is electrically connected gas processer 33, compression motor 11, chilled water temperature sensor 604 and 605, chilled water pump 601, chiller 22 and Temperature Humidity Sensor 81.
As shown in figure 1, as first preferred embodiment of the present invention, gas processer 33 is fan coil unit, that is, heat exchanger 331 is a coil pipe, and air can flow through between pipe, and chilled water then flows through in pipe；Blower fan 332 is centrifugal blower, and it is located at the side of coil pipe 331.Controller 44 controls open and close and the rotating speed of blower fan 332.Fan coil unit 33 is arranged in the space 800 needing to carry out air adjustment.Fan coil unit 33 is connected with the ajutage 82 being distributed in space 800 and backwind tube 83 respectively, and the air that need are processed is blowed to coil pipe 331 by backwind tube 83 by blower fan 332, and air flows through coil pipe 331, and direction is as shown in figure arrow 301.Air, when flowing through coil pipe 331, creates heat exchange with the chilled water in pipe, and that is, by the heat transfer of itself to chilled water, the temperature of such air will reduce air.If the moisture of in the air is excessive, part moisture is precipitated, thus reducing the humidity of air, thus finally achieve the purpose adjusting air themperature and humidity simultaneously.Air after cooling is sent in space 800 by ajutage 82, and air is constantly circulated by fan coil unit 33 like this.Chilled water pump 601 can ensure that chilled water circulates between fan coil unit 33 and compression motor 11, and controller 44 controls open and close and the rotating speed of chilled water pump 601.
Compression motor 11 is the water-cooled Screw chiller being cooled down with water, which is provided with cooling water inlet 114 and coolant outlet 113, and controller 44 controls its open and close and the output of cold.Chiller 22 is cooling tower, provides cooling for water-cooled Screw chiller 11.Controller 44 controls the open and close of axial flow blower 221 and rotating speed on cooling tower 22.Cooling water inlet 114 and coolant outlet 113 are linked together with cooling tower 22 by cooling water inlet pipe 502 and cooling water outlet tube 503, and equipped with cooling water pump 501 on cooling water outlet tube 503, wherein cooling water pump 501 is also controlled by controller 44, and such cooling water just can circulate between water-cooled Screw chiller 11 and cooling tower 22.
Equipped with a three-way valve 603 on one end of chilled water import 112, chilled water temperature sensor 604 is contained on this valve chilled water inlet pipe 606, and such chilled water temperature sensor 604 just can more accurately measure temperature at chilled water import 112 for the chilled water；Similarly, chilled water outlet pipe 607 is also equipped with a three-way valve 602 on one end of chilled water outlet 111, chilled water temperature sensor 605 is contained on this valve, and such chilled water temperature sensor 605 just can more accurately measure temperature at chilled water outlet 111 for the chilled water.Additionally, three Temperature Humidity Sensors 81 are evenly distributed on and are adjusted in space 800, to measure the aerial temperature and humidity of diverse location.Then there are the pre-set air temperature value required for tune space 800 and humidity value in controller 44, and air temperature value and humidity value are adjustable.So, controller 44 just can determine and adjusted the thermic load of air and the cold of humidity load and required offer, and then adjust the rotating speed of blower fan 332 according to the temperature value measured by Temperature Humidity Sensor 81 and humidity value；Controller 44 freezing temperature according to measured by chilled water temperature sensing 604 and 605 again, determine the freezing water entrance temperature difference, then controller 44 outputs signal to converter 608 according to temperature difference situation, converter 608 then adjusts the rotating speed of chilled water pump 601, the cold output of final adjustment water-cooled Screw chiller 11, so that the present invention can adjust the effect being adjusted aerial temperature and humidity to have energy-conservation as needed again.
Fig. 2 is second preferred embodiment of the present invention.As illustrated, controller 44 controls the rotating speed of blower fan 332, chilled water pump 601 and cooling water pump 501 respectively by fan frequency converter 333, chilled water pump converter 608 and cooling water pump converter 504.On cooling water inlet pipe 502 and it is respectively provided with three-way valve 507 and 506 on cooling water outlet tube 503, this two valves are respectively close at cooling water inlet 114 and at coolant outlet 113.Cooling-water temperature sensor 508 and 509 is separately mounted on three-way valve 507 and 506, for measuring the temperature difference at cooling water outlet and inlet for the cooling water.Temperature signal is passed in controller 44 by cooling-water temperature sensor 508 and 509 respectively, and controller 44 outputs signal to converter 504 according to temperature difference situation, and converter 504 adjusts the rotating speed of cooling water pump 501 according to the temperature difference.I.e. the frequency of converter 504 changes with the change of the temperature difference at cooling water outlet and inlet, and specifically, when the temperature difference becomes hour, the frequency of converter 504 output is increased by, and then reduces on the contrary.The rotating speed of cooling water pump 501 is then accelerated with the increase of converter 504 frequency, reduce and slack-off.Additionally, controller 44 sends the temperature signal measured by Temperature Humidity Sensor 81 to fan frequency converter 333, fan frequency converter adjusts the rotating speed of blower fan 332 according to this temperature signal.Thus can further improve the energy-saving effect of the present invention.
Above disclosed be only presently preferred embodiments of the present invention, certainly the interest field of the present invention, the equivalent variations therefore made according to scope of the present invention patent can not be limited with this, still belong to the scope that the present invention is covered.
Claims (7)
1. a kind of solar airconditioning cogeneration cooling heating system based on photovoltaic generating system, it includes：
Gas processer, it includes heat exchanger and is placed in the blower fan of described heat exchanger side, and described heat exchanger is provided with water inlet and outlet；
The compression motor of chilled water is provided to described heat exchanger, described compression motor is provided with chilled water import and chilled water outlet, it is connected with chilled water inlet pipe between described chilled water import and described heat exchanger outlet, between described chilled water outlet and described heat exchanger water inlet, be connected with chilled water outlet pipe；
It is arranged on the chilled water temperature sensor in described chilled water inlet pipe and chilled water outlet pipe；
It is arranged on the chilled water pump in described chilled water outlet pipe；
The chiller being connected with described compression motor；
At least one is used for measuring the Temperature Humidity Sensor of the temperature and humidity of conditioned air；And
Controller, described controller is electrically connected described gas processer, described compression motor, described chilled water temperature sensor, described chilled water pump, described chiller and described Temperature Humidity Sensor.
2. according to the solar airconditioning cogeneration cooling heating system based on photovoltaic generating system described in claim 1 it is characterised in that：Also include fan frequency converter and chilled water pump converter, described fan frequency converter is connected with described controller and described blower fan respectively, described chilled water pump converter is connected with described controller and described chilled water pump respectively.
3. according to the solar airconditioning cogeneration cooling heating system based on photovoltaic generating system described in claim 1 it is characterised in that：It is respectively provided with three-way valve, described chilled water temperature sensor is arranged on described three-way valve on described chilled water inlet pipe and chilled water outlet pipe.
4. according to the solar airconditioning cogeneration cooling heating system based on photovoltaic generating system described in claim 1 it is characterised in that：Described compression motor is water-cooled compression motor, which is provided with cooling water inlet and coolant outlet；Described chiller is cooling tower, and described cooling water inlet is connected with described cooling tower with cooling water outlet tube by cooling water inlet pipe respectively with described coolant outlet；Equipped with cooling water pump on described cooling water outlet tube；Equipped with cooling-water temperature sensor on described cooling water inlet pipe and described cooling water outlet tube；Described cooling tower, described cooling water pump and described cooling-water temperature sensor are electrically connected with described controller respectively.
5. according to the solar airconditioning cogeneration cooling heating system based on photovoltaic generating system described in claim 4 it is characterised in that：It is respectively provided with three-way valve, described cooling-water temperature sensor is contained on described three-way valve on described cooling water inlet pipe and cooling water outlet tube.
6. according to the solar airconditioning cogeneration cooling heating system based on photovoltaic generating system described in claim 4 it is characterised in that：It is additionally provided with cooling water pump converter, described cooling water pump converter is connected with described controller and described cooling water pump respectively.
7. according to the solar airconditioning cogeneration cooling heating system based on photovoltaic generating system described in claim 1 it is characterised in that：It is additionally provided with remote control unit, described remote control unit electrically connects described controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510497618.8A CN106440125A (en) | 2015-08-13 | 2015-08-13 | Solar air conditioner cold and hot electricity co-generation system based on photovoltaic power generation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510497618.8A CN106440125A (en) | 2015-08-13 | 2015-08-13 | Solar air conditioner cold and hot electricity co-generation system based on photovoltaic power generation system |
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| CN106440125A true CN106440125A (en) | 2017-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510497618.8A Pending CN106440125A (en) | 2015-08-13 | 2015-08-13 | Solar air conditioner cold and hot electricity co-generation system based on photovoltaic power generation system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107388426A (en) * | 2017-06-17 | 2017-11-24 | 安徽南国机电科技发展有限公司 | A kind of energy-saving and environmental protection multi-energy complementation changes in temperature alliance centralization system |
-
2015
- 2015-08-13 CN CN201510497618.8A patent/CN106440125A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107388426A (en) * | 2017-06-17 | 2017-11-24 | 安徽南国机电科技发展有限公司 | A kind of energy-saving and environmental protection multi-energy complementation changes in temperature alliance centralization system |
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Application publication date: 20170222 |
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| WD01 | Invention patent application deemed withdrawn after publication |