CN202938548U - Central air-conditioning cold/hot water system for industrial waste heat recycling - Google Patents
Central air-conditioning cold/hot water system for industrial waste heat recycling Download PDFInfo
- Publication number
- CN202938548U CN202938548U CN201220524409XU CN201220524409U CN202938548U CN 202938548 U CN202938548 U CN 202938548U CN 201220524409X U CN201220524409X U CN 201220524409XU CN 201220524409 U CN201220524409 U CN 201220524409U CN 202938548 U CN202938548 U CN 202938548U
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- water pump
- valve group
- industrial wastewater
- refrigeration unit
- segment pipe
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
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Abstract
The utility model discloses a central air-conditioning cold/hot water system for industrial waste heat recycling. The system comprises a chilled water pump, a first water segregator, a second water segregator, a refrigerating unit condenser, a refrigerating unit evaporator, a cooling recycling water pump, a cooling tower and an industrial waste water collector, wherein the water inlet and the water outlet of the first water segregator are respectively connected to a return pipe of a user and the chilled water pump, two ends of two channels of electromagnetic valve groups which are connected in parallel are respectively connected to one end of the chilled water pump and one end of the cooling recycling water pump, the other end of the cooling recycling water pump is respectively connected to the cooling tower and the industrial waste water collector, two channels of electromagnetic valve groups which are connected in parallel are respectively connected to one end of the refrigerating unit condenser and one end of the refrigerating unit evaporator, the cooling tower and the industrial waste water collector are respectively connected to one end of another two channels of electromagnetic valve groups which are connected in parallel, the other end of two channels of electromagnetic valve groups is connected to the second water segregator, and two channels of electromagnetic valve groups which are connected in parallel are respectively connected to the other end of the refrigerating unit condenser and the other end of the refrigerating unit evaporator. By the aid of the system, the energy and the electricity are saved.
Description
Technical field
The utility model relates to the technical field of heating and ventilating equipment, refers in particular to a kind of central air-conditioning cold/hot water system of industrial wastewater heat recovery and utilization.
Background technology
Conventional large-scale central air-conditioning is all generally to adopt the operation of driven by power refrigeration unit, cooling/heating water provides cold/hot water to the user, and cold/hot water reaches by the heat exchange of air conditioning terminal the purpose that cold/hot-air is provided to the user, and a lot of use occasions, the heat of industrial wastewater is as the waste water of boiler generation, generally, directly drain, this part heat just directly slatterns, and is not used, and seems very unfortunate.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of reasonable in design reliable, take full advantage of resource with the central air-conditioning cold/hot water system of the industrial wastewater heat recovery and utilization that reaches the energy saving effect.
for achieving the above object, technical scheme provided by the utility model is: a kind of central air-conditioning cold/hot water system of industrial wastewater heat recovery and utilization, it includes chilled water pump, the first condensate correcting-distribuing device, the second condensate correcting-distribuing device, the refrigeration unit condenser, the refrigeration unit evaporimeter, cooling circulating water pump, cooling tower, the industrial wastewater collector, wherein, the water inlet of described the first condensate correcting-distribuing device connects user's return pipe, the water inlet of its delivery port and chilled water pump joins, one end of the magnetic valve group that the delivery port of this chilled water pump is in parallel with two-way joins, the other end of the magnetic valve group of this two-way parallel connection and an end of cooling circulating water pump join, the other end of this cooling circulating water pump joins with cooling tower and industrial wastewater collector respectively, simultaneously, each way solenoid valve group includes two magnetic valves that are cascaded at least, one end of refrigeration unit condenser is connected on that segment pipe between two magnetic valves of a way solenoid valve group wherein, one end of refrigeration unit evaporimeter is connected on that segment pipe between two magnetic valves of an other way solenoid valve group, described cooling tower and industrial wastewater collector an end of the magnetic valve group in parallel with other two-way respectively join, the other end of the magnetic valve group of this two-way parallel connection and the water inlet of the second condensate correcting-distribuing device join, the delivery port of this second condensate correcting-distribuing device connects user's feed pipe, simultaneously, each way solenoid valve group includes two magnetic valves that are cascaded at least, the other end of refrigeration unit condenser is connected on that segment pipe between two magnetic valves of a way solenoid valve group wherein, the other end of refrigeration unit evaporimeter is connected on that segment pipe between two magnetic valves of an other way solenoid valve group.
That segment pipe that described the first condensate correcting-distribuing device and chilled water pump join is circumscribed with water supply tank, and this water supply tank is connected with running water pipe.
Corresponding first stop valve that is provided with on described cooling tower and that segment pipe that cooling circulating water pump joins is with corresponding second stop valve that is provided with on that segment pipe that the magnetic valve group is joined.
Corresponding the 3rd stop valve that is provided with on described industrial wastewater collector and that segment pipe that cooling circulating water pump joins is with corresponding the 4th stop valve that is provided with on that segment pipe that the magnetic valve group is joined.
The utility model is after having adopted such scheme, its great advantage is except utilizing conventional electric power to drive the refrigeration unit operation, also adopt the mode of waste heat recovery, utilize the waste heat of industrial wastewater, by heat exchange, absorb this part heat, discharge in the hot water of making to refrigeration unit, thereby improve the efficiency of energy utilization of central air-conditioning unit water heating, reach energy-conservation purpose.
Description of drawings
Fig. 1 is principle schematic of the present utility model.
The specific embodiment
The utility model is described in further detail below in conjunction with specific embodiment.
shown in accompanying drawing 1, the described central air-conditioning cold and hot water supply system of the present embodiment, it includes chilled water pump 1, the first condensate correcting-distribuing device 2, the second condensate correcting-distribuing device 3, refrigeration unit condenser 4, refrigeration unit evaporimeter 5, cooling circulating water pump 6, cooling tower 7, industrial wastewater collector 8, wherein, the water inlet of described the first condensate correcting-distribuing device 2 connects user's return pipe 9, the water inlet of its delivery port and chilled water pump 1 joins, one end of the magnetic valve group that the delivery port of this chilled water pump 1 is in parallel with two-way joins, the other end of the magnetic valve group of this two-way parallel connection and an end of cooling circulating water pump 6 join, the other end of this cooling circulating water pump 6 joins with cooling tower 7 and industrial wastewater collector 8 respectively, simultaneously, each way solenoid valve group includes two magnetic valves that are cascaded, one end of refrigeration unit condenser 4 is connected in wherein two magnetic valves 17 of a way solenoid valve group, on that segment pipe between 18, one end of refrigeration unit evaporimeter 5 is connected in two magnetic valves 19 of an other way solenoid valve group, on that segment pipe between 20, described cooling tower 7 and industrial wastewater collector 8 end of the magnetic valve group in parallel with other two-way respectively join, the other end of the magnetic valve group of this two-way parallel connection and the water inlet of the second condensate correcting-distribuing device 3 join, the delivery port of this second condensate correcting-distribuing device 3 connects user's feed pipe 10, simultaneously, each way solenoid valve group includes two magnetic valves that are cascaded, the other end of refrigeration unit condenser 4 is connected in wherein two magnetic valves 21 of a way solenoid valve group, on that segment pipe between 22, the other end of refrigeration unit evaporimeter 5 is connected in two magnetic valves 23 of an other way solenoid valve group, on that segment pipe between 24.In addition, that segment pipe that described the first condensate correcting-distribuing device 2 of the present embodiment and chilled water pump 1 join is circumscribed with water supply tank 11, and this water supply tank 11 is connected with running water pipe 12.In addition, corresponding first stop valve 13 that is provided with on the described cooling tower 7 of the present embodiment and that segment pipe that cooling circulating water pump 6 joins, with corresponding second stop valve 14 that is provided with on that segment pipe that the magnetic valve group is joined, corresponding the 3rd stop valve 15 that is provided with on described industrial wastewater collector 8 and that segment pipe that cooling circulating water pump 6 joins is with corresponding the 4th stop valve 16 that is provided with on that segment pipe that the magnetic valve group is joined.
Be below the operation principle of the above-mentioned central air-conditioning cold/hot water of the present embodiment system: during the unit refrigerating operaton, magnetic valve 18,19,22,23 is opened in summer, and magnetic valve 17,20,21,24 cuts out; The first stop valve 13, the second stop valve 14 are opened, and the 3rd stop valve 15, the 4th stop valve 16 are closed, and start the refrigeration unit operation.
absorb chilled water after heat from user side, enter the first condensate correcting-distribuing device 2, by chilled water pump 1, through magnetic valve 19, pump in refrigeration unit evaporimeter 5, in evaporation, cold-producing medium evaporation by the air-conditioning unit, a large amount of absorption refrigerating hydro-thermal amounts, reduce chilled water temperature, then pass through magnetic valve 23, enter the second condensate correcting-distribuing device 3, then enter respectively in different users, by being arranged on the end of leaking water at user place, carry out heat exchange with air, reach on the one hand the reduction air themperature, offer the purpose that the user uses, the chilled water that absorbs on the one hand in addition heat is aggregated into the first condensate correcting-distribuing device 2 places again, complete circulation, reach the purpose that cold air is provided to the user.
In process of refrigerastion, after a large amount of heat that discharges during from refrigeration unit condenser 4 absorption refrigeration unit condensation of refrigerant, by magnetic valve 18, by cooling circulating water pump 6 pressurizations, enter in the first stop valve 13, cooling tower 7, carry out coolingly, cooled cooling water is again by the second stop valve 14, magnetic valve 22, enter into refrigeration unit condenser 4, circulating cooling unit cold-producing medium.
During the unit heating operation, magnetic valve 18,19,22,23 cuts out in winter, and magnetic valve 17,20,21,24 is opened; The first stop valve 13, the second stop valve 14 are closed, and the 3rd stop valve 15, the 4th stop valve 16 are opened, and start the refrigeration unit operation.
inhale chilled water after release heat from user side, enter the first condensate correcting-distribuing device 2, by chilled water pump 1, through magnetic valve 17, pump in refrigeration unit condenser 4, the refrigeration unit cold-producing medium is condensing heat-exchange here, the amount of heat that discharges is frozen water and absorbs, become high-temperature-hot-water, through magnetic valve 21, enter the second condensate correcting-distribuing device 3, then enter respectively in different users, by being arranged on the end of leaking water at user place, carry out heat exchange with air, reach on the one hand and add hot-air, offer the purpose that the user uses, on the one hand the chilled water of release heat is aggregated into the first condensate correcting-distribuing device 2 places again in addition, complete circulation, reach the purpose that hot gas is provided to the user.
from industrial wastewater collector 8 circulating hot water out, through the 4th stop valve 16, magnetic valve 24, enter in refrigeration unit evaporimeter 5, in evaporation, cold-producing medium evaporation by the air-conditioning unit, a large amount of absorption cycle hot water entrained industrial wastewater waste heat heat, reduce the circulating hot water temperature, complete heat exchange, then reduce circulating hot water after temperature through magnetic valve 20, by cooling circulating water pump 6 pressurizations, through the 3rd stop valve 15, enter in industrial wastewater collector 8, continue to absorb industrial wastewater waste heat amount, improve the water temperature of circulating hot water, in refrigeration unit evaporimeter 5, cycle heat exchange, reach the purpose of abundant recycling industrial wastewater waste heat amount.
In the process of recycling industrial wastewater waste heat amount, if directly utilize the industrial wastewater through filtration treatment to use as circulating hot water, in refrigeration unit evaporimeter 5, after completing heat exchange, can directly drain, no longer recycle; If in industrial wastewater collector 8, utilize the mode of heat exchange, complete the heat exchange between industrial wastewater and circulating hot water, circulating hot water can recycle, and completes the industrial wastewater after heat exchange, directly drains, and no longer recycles.
The examples of implementation of the above are only the preferred embodiment of the utility model, are not to limit practical range of the present utility model with this, therefore the variation that all shapes according to the utility model, principle are done all should be encompassed in protection domain of the present utility model.
Claims (4)
1. the central air-conditioning cold/hot water system of an industrial wastewater heat recovery and utilization, it includes chilled water pump (1), the first condensate correcting-distribuing device (2), the second condensate correcting-distribuing device (3), refrigeration unit condenser (4), refrigeration unit evaporimeter (5), cooling circulating water pump (6), cooling tower (7), industrial wastewater collector (8), wherein, the water inlet of described the first condensate correcting-distribuing device (2) connects user's return pipe (9), the water inlet of its delivery port and chilled water pump (1) joins, one end of the magnetic valve group that the delivery port of this chilled water pump (1) is in parallel with two-way joins, one end of the other end of the magnetic valve group of this two-way parallel connection and cooling circulating water pump (6) joins, the other end of this cooling circulating water pump (6) joins with cooling tower (7) and industrial wastewater collector (8) respectively, simultaneously, each way solenoid valve group includes two magnetic valves that are cascaded at least, one end of refrigeration unit condenser (4) is connected on that segment pipe between two magnetic valves of a way solenoid valve group wherein, one end of refrigeration unit evaporimeter (5) is connected on that segment pipe between two magnetic valves of an other way solenoid valve group, described cooling tower (7) and industrial wastewater collector (8) end of the magnetic valve group in parallel with other two-way respectively join, the water inlet of the other end of the magnetic valve group of this two-way parallel connection and the second condensate correcting-distribuing device (3) joins, the delivery port of this second condensate correcting-distribuing device (3) connects user's feed pipe (10), simultaneously, each way solenoid valve group includes two magnetic valves that are cascaded at least, the other end of refrigeration unit condenser (4) is connected on that segment pipe between two magnetic valves of a way solenoid valve group wherein, the other end of refrigeration unit evaporimeter (5) is connected on that segment pipe between two magnetic valves of an other way solenoid valve group.
2. the central air-conditioning cold/hot water system of a kind of industrial wastewater heat recovery and utilization according to claim 1, it is characterized in that: that segment pipe that described the first condensate correcting-distribuing device (2) and chilled water pump (1) join is circumscribed with water supply tank (11), and this water supply tank (11) is connected with running water pipe (12).
3. the central air-conditioning cold/hot water system of a kind of industrial wastewater heat recovery and utilization according to claim 1, it is characterized in that: corresponding the first stop valve (13) that is provided with on described cooling tower (7) and that segment pipe that cooling circulating water pump (6) joins, with corresponding the second stop valve (14) that is provided with on that segment pipe that the magnetic valve group is joined.
4. the central air-conditioning cold/hot water system of a kind of industrial wastewater heat recovery and utilization according to claim 1, it is characterized in that: corresponding the 3rd stop valve (15) that is provided with on described industrial wastewater collector (8) and that segment pipe that cooling circulating water pump (6) joins, with corresponding the 4th stop valve (16) that is provided with on that segment pipe that the magnetic valve group is joined.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220524409XU CN202938548U (en) | 2012-10-15 | 2012-10-15 | Central air-conditioning cold/hot water system for industrial waste heat recycling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220524409XU CN202938548U (en) | 2012-10-15 | 2012-10-15 | Central air-conditioning cold/hot water system for industrial waste heat recycling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202938548U true CN202938548U (en) | 2013-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220524409XU Expired - Fee Related CN202938548U (en) | 2012-10-15 | 2012-10-15 | Central air-conditioning cold/hot water system for industrial waste heat recycling |
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| CN (1) | CN202938548U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104279665A (en) * | 2014-09-25 | 2015-01-14 | 河南三张新能源有限公司 | City sewage treatment air conditioning system |
| CN105972861A (en) * | 2016-06-30 | 2016-09-28 | 华东建筑设计研究院有限公司 | Water source heat pump system device based on technological waste heat recycle |
| CN106322827A (en) * | 2016-08-30 | 2017-01-11 | 湖南中大经纬地热开发科技有限公司 | Terrestrial heat utilization method based on industrial waste water source |
| CN107763881A (en) * | 2017-10-31 | 2018-03-06 | 杭州科晟能源技术有限公司 | Alumina producer central cooling device and cooling technology |
-
2012
- 2012-10-15 CN CN201220524409XU patent/CN202938548U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104279665A (en) * | 2014-09-25 | 2015-01-14 | 河南三张新能源有限公司 | City sewage treatment air conditioning system |
| CN104279665B (en) * | 2014-09-25 | 2017-02-15 | 河南三张节能环保工程有限公司 | City sewage treatment air conditioning system |
| CN105972861A (en) * | 2016-06-30 | 2016-09-28 | 华东建筑设计研究院有限公司 | Water source heat pump system device based on technological waste heat recycle |
| CN106322827A (en) * | 2016-08-30 | 2017-01-11 | 湖南中大经纬地热开发科技有限公司 | Terrestrial heat utilization method based on industrial waste water source |
| CN106322827B (en) * | 2016-08-30 | 2018-10-19 | 湖南中大经纬地热开发科技有限公司 | Geothermal utilization method based on Industry Waste water source |
| CN107763881A (en) * | 2017-10-31 | 2018-03-06 | 杭州科晟能源技术有限公司 | Alumina producer central cooling device and cooling technology |
| CN107763881B (en) * | 2017-10-31 | 2020-10-23 | 杭州科晟能源技术有限公司 | Centralized cooling device and cooling process for alumina plant |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 450000, No. 1, building 72, No. 55, Bauhinia Road, Zhengzhou City, Henan Province Patentee after: Henan three energy saving environmental protection engineering Co., Ltd. Address before: Located in Henan province Zhengzhou city Dongming Road West 450000 Road No. 1 building of agricultural Philip's 4-11-2 Patentee before: HENAN THREE NEW ENERGY LIMITED |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130515 Termination date: 20201015 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |