CN100578107C - Directly-heated system - Google Patents
Directly-heated system Download PDFInfo
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- CN100578107C CN100578107C CN200710026603A CN200710026603A CN100578107C CN 100578107 C CN100578107 C CN 100578107C CN 200710026603 A CN200710026603 A CN 200710026603A CN 200710026603 A CN200710026603 A CN 200710026603A CN 100578107 C CN100578107 C CN 100578107C
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- controller
- condenser
- adjusting device
- temperature sensor
- temperature
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 59
- 238000004378 air conditioning Methods 0.000 claims abstract description 16
- 230000001276 controlling effect Effects 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 4
- 230000002950 deficient Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The invention discloses a direct heating system, which comprises a condenser, a hot water tank, a controller and a temperature sensor, wherein the condenser is arranged in an air-conditioning system, the hot water tank is connected with the outlet of the condenser, the temperature sensor is used to detest the outlet water temperature of the condenser, the temperature sensor is connected with the signal input interface of the controller, the inlet end of the condenser is equipped with an adjusting device, and the signal output interface of the controller is connected with the adjusting device. The outlet water temperature of the condenser in the air-conditioning system can be precisely controlled without installing a water circulating pump, thereby saving equipments and reducing energy consumption, and can effectively overcome the shortages that the outlet water temperature of the condenser in the air-conditioning system is not stable after heat exchanging.
Description
Affiliated technical field
Involved in the present invention is air-conditioning technical field, relates to a kind ofly by the discharge in the condenser of control air-conditioning system in particular, with the leaving water temperature of control condenser, better satisfies the directly-heated system of productive life needs.
Technical background
Recuperation of heat and heat energy system are to utilize the condenser heat exchanging process to carry out heat accumulation in the air-conditioning system, traditional mode is that condenser is connected with a storage tank, water in the condenser raises through temperature after the heat exchange and enters storage tank, get back to condenser by storage tank again, cycle heat exchange, make the water in the storage tank reach uniform temperature, use the occasion of hot water to use for needs.In this process, not only need to install the circulation that water pump is finished water, and owing to discharge in the condenser is bigger, each circulation temperature rise is little, need just can reach the requirement of bigger intensification by the multiple cycles heat exchange, in addition, because the condenser inflow temperature is non-constant, influence with season and environment changes greatly, cause leaving water temperature uncertain, also unstable, the difficulty that causes the user to use, both uneconomical, also inaccurate.Therefore, there is following defective in the recuperation of heat in the traditional air-conditioning system: needs are installed water circulating pump, and the control of the quantity of circulating water in the condenser is inaccurate.
State Intellectual Property Office on November 13rd, 2002 Granted publication the patent No. be 01230025.X, patent name is the utility application of " UTILIZATION OF VESIDUAL HEAT IN economical air conditioner ", it is by compressor, liquid reservoir, vapour liquid separator, electrical apparatus control circuit, heat-exchange system are formed, on air-conditioner, be connected with a water tank, the water tank heat exchanger is installed in the water tank, water tank heat exchanger one end is connected with vapour liquid separator, the water tank heat exchanger is connected with indoor heat converter one end by the liquid valve, and the indoor heat converter other end is connected with compressor by steam valve.
Summary of the invention
The purpose of the invention is to overcome above-mentioned defective in the prior art: provide a kind of water circulating pump need not be installed, by regulating the discharge of condenser, the leaving water temperature of condenser in can accurate control air-conditioning system, saving equipment and energy consumption, and can effectively overcome in the air-conditioning system directly-heated system of the unsettled drawback of leaving water temperature after the condenser heat exchange.
For achieving the above object, technical scheme provided by the invention is as follows: a kind of directly-heated system is provided, comprise the condenser that is arranged in the air-conditioning system, the boiler that is connected with the delivery port of condenser, also comprise a controller, be used to detect the temperature sensor of condenser leaving water temperature, this temperature sensor is connected with the signal input interface of controller, water inlet end at condenser also is equiped with an adjusting device, and the signal output interface of controller is connected with described adjusting device.
Described adjusting device is a ratio adjusting valve, and this ratio adjusting valve is connected with the signal output interface of controller, and the signal input interface of controller is connected with temperature sensor, and described controller is the PID controller.
Described adjusting device is a variable frequency pump also, and this variable frequency pump is connected with the signal output interface of controller, and the signal input interface of controller is connected with temperature sensor, and described controller is the PID controller.
Described adjusting device also is made of at least two electric two-way valve doors that are connected in parallel on the condenser water inlet end, this electric two-way valve door is connected with the signal output interface of controller, the signal input interface of controller is connected with temperature sensor, and described controller is PID controller or proportional-type controller.
The beneficial effect of directly-heated system of the present invention is: the water inlet end by the condenser in air-conditioning system is provided with an adjusting device, this adjusting device is connected with the signal output interface of a controller, described controller is PID controller or proportional-type controller, the signal input interface of controller is connected with the temperature sensor that is used to detect the condenser leaving water temperature, detect the temperature of condenser water outlet by temperature sensor, controller compares temperature and the controller setting value that temperature sensor detects the condenser water outlet, export a controlling value and give adjusting device, by adjusting device the inflow of condenser is regulated, water circulating pump need not be installed, can accurately control the leaving water temperature after the condenser heat exchange in the air-conditioning system, saving equipment and energy consumption, and can effectively overcome in the air-conditioning system the unsettled drawback of leaving water temperature after the condenser heat exchange.
Below in conjunction with drawings and Examples directly-heated system of the present invention is described further:
Figure of description
Fig. 1 is the system diagram of directly-heated system of the present invention;
Fig. 2 is one of control principle figure of being connected with adjusting device of the controller in the directly-heated system of the present invention;
Fig. 3 is two of the control principle figure that is connected with adjusting device of the controller in the directly-heated system of the present invention;
Fig. 4 is three of the control principle figure that is connected with adjusting device of the controller in the directly-heated system of the present invention.
Description of reference numerals:
1, air-conditioning system 2, condenser 3, boiler 4, controller 5, temperature sensor
6, adjusting device 7, advance hot-water line 8, water inlet pipe 9, hot-water outlet pipe 10, overflow pipe
11, blow-off pipe 12, watering equipment
The specific embodiment
Below the most preferred embodiment of directly-heated system of the present invention, therefore do not limit protection scope of the present invention.
With reference to Fig. 1, a kind of directly-heated system is provided, comprise the condenser 2 that is arranged in the air-conditioning system 1, the boiler 3 that is connected with the delivery port of condenser 2, also comprise a controller 4, be used to detect the temperature sensor 5 of condenser 2 leaving water temperatures, this temperature sensor 5 is connected with the signal input interface of controller 4, water inlet end at condenser 2 also is equiped with an adjusting device 6, the signal output interface of controller 4 is connected with described adjusting device 6, boiler 3 is connected with the delivery port of condenser 2 by the hot-water line 7 that advances of portion disposed thereon, the water inlet of condenser 2 is connected with running water pipe by water inlet pipe 8, and the bottom of boiler 3 also is provided with the hot-water outlet pipe 9 who is connected with watering equipment.
The top of boiler 3 also is provided with an overflow pipe 10, and the water level with control boiler 3 also is provided with a blow-off pipe 11 in the bottom of boiler 3, is convenient to the dirt in the boiler 3 is discharged.
With reference to Fig. 2, described adjusting device 6 is ratio adjusting valves, this ratio adjusting valve is connected with the signal output interface of controller 4, the signal input interface of controller 4 is connected with temperature sensor 5, described controller is the PID controller, temperature sensor 5 is sent to controller 4 with detected condenser 2 leaving water temperatures, the user sets temperature and the control accuracy requirement that needs control in controller 4, controller 4 is set detected condenser 2 leaving water temperatures and user in controller 4 need the temperature of control to compare, by PID controlling value of output after the computing, thereby the aperture of control ratio control valve, regulate the discharge size in the condenser 2, to reach the stable purpose of control condenser 2 leaving water temperatures.
With reference to Fig. 3, described adjusting device 6 is gone back variable frequency pump, this variable frequency pump is connected with the signal output interface of controller 4, the signal input interface of controller 4 is connected with temperature sensor 5, described controller 4 is the PID controller, temperature sensor 5 is sent to controller 4 with detected condenser 2 leaving water temperatures, the user sets temperature and the control accuracy requirement that needs control in controller 4, controller 4 is set detected condenser 2 leaving water temperatures and user in controller 4 need the temperature of control to compare, by PID controlling value of output after the computing, thereby frequency converter output frequency in the control variable frequency pump, regulate the discharge size of variable frequency pump, to reach the stable purpose of control condenser 2 leaving water temperatures.
With reference to Fig. 4, described adjusting device 6 is also to be connected in by three that the electric two-way valve door constitutes on the condenser water inlet end in parallel, be connected after the parallel connection of described electric two-way valve door in the water inlet loop of condenser 2, these three electric two-way valve doors are connected with the signal output interface of controller 4, the signal input interface of controller 4 is connected with temperature sensor 5, described controller is PID controller or proportional-type controller, temperature sensor 5 is sent to controller 4 with detected condenser 2 leaving water temperatures, the user sets temperature and the control accuracy requirement that needs control in controller 4, controller 4 is set detected condenser 2 leaving water temperatures and user in controller 4 need the temperature of control to compare, by controlling value of output after the computing, setting unlatching value with each electric two-way valve door compares respectively, regulating each electric two-way valve door opens and closes, thereby regulate condenser the discharge size, to reach the stable purpose of control condenser 2 leaving water temperatures.
Claims (4)
1. directly-heated system, comprise the condenser (2) that is arranged in the air-conditioning system (1), the boiler (3) that is connected with the delivery port of condenser (2), it is characterized in that, also comprise a controller (4), be used to detect the temperature sensor (5) of condenser (2) leaving water temperature, this temperature sensor (5) is connected with the signal input interface of controller (4), water inlet end at condenser (2) also is equiped with an adjusting device (6), the signal output interface of controller (4) is connected with described adjusting device (6), controller (4) compares temperature and controller (4) setting value that temperature sensor (5) detects condenser (2) water outlet, export a controlling value and give adjusting device (6), the inflow of condenser (2) is regulated by adjusting device (6).
2. directly-heated system according to claim 1, it is characterized in that, described adjusting device (6) is a ratio adjusting valve, this ratio adjusting valve is connected with the signal output interface of controller (4), the signal input interface of controller (4) is connected with temperature sensor (5), and described controller (4) is the PID controller.
3. directly-heated system according to claim 1, it is characterized in that, described adjusting device (6) is a variable frequency pump, this variable frequency pump is connected with the signal output interface of controller (4), the signal input interface of controller (4) is connected with temperature sensor (5), and described controller (4) is the PID controller.
4. directly-heated system according to claim 1, it is characterized in that, described adjusting device (6) is to be connected in electric two-way valve door formation on condenser (2) water inlet end in parallel by at least two, this electric two-way valve door is connected with the signal output interface of controller (4), the signal input interface of controller (4) is connected with temperature sensor (5), and described controller (4) is the PID controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710026603A CN100578107C (en) | 2007-01-30 | 2007-01-30 | Directly-heated system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710026603A CN100578107C (en) | 2007-01-30 | 2007-01-30 | Directly-heated system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101235999A CN101235999A (en) | 2008-08-06 |
| CN100578107C true CN100578107C (en) | 2010-01-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200710026603A Expired - Fee Related CN100578107C (en) | 2007-01-30 | 2007-01-30 | Directly-heated system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100578107C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102539191B (en) * | 2012-01-06 | 2014-07-02 | 合肥通用机械研究院 | Air-cooling cold (hot) water unit experiment device with surface-cooling coil pipe regulation function |
| CN104534553A (en) * | 2014-12-30 | 2015-04-22 | 黑龙江国德节能服务有限公司 | Direct heating-circulating type normal pressure dual frequency converting heat exchanger unit and heat exchange method |
| CN112944647B (en) * | 2021-02-04 | 2023-02-10 | 广州恒星制冷设备集团有限公司 | Embedded heat recovery unit |
| CN117438700B (en) * | 2023-12-21 | 2024-03-29 | 常州博瑞电力自动化设备有限公司 | Efficient energy-saving split type water chiller system and control method thereof |
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2007
- 2007-01-30 CN CN200710026603A patent/CN100578107C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101235999A (en) | 2008-08-06 |
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Owner name: GUANGDONG LIYOU THERMAL SYSTEM CO., LTD. Free format text: FORMER OWNER: GUANGDA REFRIGERATING CO., LTD., DONGGUAN Effective date: 20120607 |
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Free format text: CORRECT: ADDRESS; FROM: 523000 DONGGUAN, GUANGDONG PROVINCE TO: 523808 DONGGUAN, GUANGDONG PROVINCE |
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Effective date of registration: 20120607 Address after: 523808, Dongguan, Guangdong province Songshan Lake Science and Technology Industrial Park, North Industrial City, 7 industrial North Road, force technology center Patentee after: Guangdong Liyou Thermal System Co., Ltd. Address before: 523000 Guangdong Province, Dongguan city Humen town Xinlian Industrial Zone Patentee before: Guangda Refrigerating Co., Ltd., Dongguan |
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Addressee: Guangdong Liyou Thermal System Co., Ltd. Document name: Notification to Pay the Fees |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100106 Termination date: 20160130 |
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| CF01 | Termination of patent right due to non-payment of annual fee |