CN200996678Y - Stepped reducting heat supplier - Google Patents
Stepped reducting heat supplier Download PDFInfo
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- CN200996678Y CN200996678Y CN 200720000570 CN200720000570U CN200996678Y CN 200996678 Y CN200996678 Y CN 200996678Y CN 200720000570 CN200720000570 CN 200720000570 CN 200720000570 U CN200720000570 U CN 200720000570U CN 200996678 Y CN200996678 Y CN 200996678Y
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- heat
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- heat exchanger
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/12—Hot water central heating systems using heat pumps
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Abstract
A heat-return step heat supply device comprises a heat-return pump station (S1) and a heat supply pump station (S2), which is characterized in that: the heat-return pump station (S1) comprises a heat-return pump set (1), a low temperature heat resource circulation pump (2) and a level one pipeline network return water heating circulation pump (3). The exit of the low temperature heat resource circulation pump (2) is connected with the inlet of an evaporator of the heat return pump set (1). The outlet of the level one pipeline network return water heating circulation pump (3) is connected with the inlet of the evaporator of the heat-return pump set (1). The heat supply pump station (S2) comprises a heat collection main heat exchanger in a water return pipe of the level one pipeline network (4), a heat collection secondary heat exchanger in a water return pipe of the level one pipeline network (5), a secondary heat exchanger circulation pump (6), a heat supply pump set (7), a circulation pump of the heat supply pump set (8), a mixing package (9) and a circulation pump of the main heat exchanger (10). The outlet of the circulation pump of the main heat exchanger (1) is connected with the heat inlet of the heat collection main heat exchanger in a water return pipe of the level one pipeline network (4). The heat outlet of the heat collection main heat exchanger in a water return pipe of the level one pipeline network (4) is connected with the water supply port of the level two pipeline network. The exit of a secondary heat exchanger circulation pump (6) is connected with the heat inlet of heat collection secondary exchanger in the water return pipe of the level one pipeline network (5). The inlet and outlet of the evaporator of the heat supply pump set (7) is separately connected with the heat inlet of heat collection secondary exchanger in the water return pipe of the level one pipeline network (5) and the inlet of the secondary heat exchanger circulation pump (6).
Description
Technical field:
The utility model relates to a kind of heating plant, especially relates to a kind of device that utilizes one-level heating pipe network backwater waste heat to carry out heat supply.
Background technology:
Along with the raising of China's national power, people's living conditions are improved rapidly, and a large amount of dwelling houses are rised sheer from level ground, but therefore thing followed heat supply in winter problem also produces.Reason is: the load capacity that original one-level heating pipe network is born is limited, can't satisfy the needs of the residential neighborhoods heating of rapid expansion, if but lay the one-level heating pipe network again, not only the engineering input cost is huge, and, be difficult to accomplished at short notice because relate to problems such as urban planning and removal.
The utility model content:
Limit the problem that is difficult to satisfy the residential neighborhoods heating needs of expanding rapidly because of bearing capacity in order to solve existing urban heat supplying first-level pipeline network, the utility model provides a kind of hot type ladder heating plant of going back, this kind gone back hot type ladder heating plant and is installed between hot user in residential quarter and the urban heat supplying first-level pipeline network, can on the basis that does not change original urban heat supplying first-level pipeline network pipeline designs, enlarge area of heat-supply service, reduce the first-level pipeline network long distance construction, have the advantages that to reduce construction costs, energy savings.
The technical solution of the utility model is: this kind gone back hot type ladder heating plant, comprise also heated pump station and heat supply pumping plant, described also heated pump station is by also source pump, low-temperature heat source circulating pump, first-level pipeline network backwater heat cycles pump are formed, the low-temperature heat source outlet of circulating pump is connected to the evaporator inlet end of going back in the source pump, and first-level pipeline network backwater heat cycles delivery side of pump is connected to the condenser inlet end of going back in the source pump.Described heat supply pumping plant is by first-level pipeline network return pipe heat-obtaining main heat exchanger, first-level pipeline network return pipe heat-obtaining auxiliary heat exchanger, the auxiliary heat exchanger circulating pump, the heat pump unit, heat pump unit circulating pump, hybrid packet, the main heat exchanger circulating pump is formed, the main heat exchanger outlet of circulating pump is connected to the heat-obtaining arrival end of first-level pipeline network return pipe heat-obtaining main heat exchanger, the heat-obtaining outlet of first-level pipeline network return pipe heat-obtaining main heat exchanger is connected to the secondary net feed water inlet of hybrid packet. and the auxiliary heat exchanger outlet of circulating pump is connected to the heat-obtaining arrival end of first-level pipeline network return pipe heat-obtaining auxiliary heat exchanger, and the inlet of evaporimeter is connected to the heat-obtaining port of export of first-level pipeline network return pipe heat-obtaining auxiliary heat exchanger and the arrival end of auxiliary heat exchanger circulating pump respectively with outlet on the heat pump unit; Heat pump unit outlet of circulating pump is connected to the arrival end of condenser on the heat pump unit, the inlet of heat pump unit circulating pump is communicated with as secondary network backwater arrival end with the inlet of main heat exchanger circulating pump, the port of export of condenser is connected to the secondary net feed water inlet of hybrid packet on the heat pump unit, and the secondary net delivery port of hybrid packet is as secondary network hot water outlet end.Described heat pump unit and also source pump all can adopt large-scale low-temperature water source central air-conditioning unit, and first-level pipeline network return pipe heat-obtaining main heat exchanger and first-level pipeline network return pipe heat-obtaining auxiliary heat exchanger all can adopt plate type heat exchanger.
The utlity model has following beneficial effect: this kind gone back hot type ladder heating plant be installed between hot user in residential quarter and the urban heat supplying first-level pipeline network, adopt the heat energy that is had in the backwater of heat pump techniques with the one-level net to extract, and utilize the waste heat that comes from other thermal source (as power plant) to replenish the heat that consumes in the one-level net backwater, therefore, can on the basis that does not change original urban heat supplying first-level pipeline network pipeline designs, enlarge area of heat-supply service, reduce the first-level pipeline network long distance construction, have the advantages that to reduce construction costs, energy savings.And, adopt this technology can save a large amount of non-renewable disposable resources, reduce combustion products such as in atmosphere, discharging carbon dioxide, reduce the water drift of cooling circulating water in cooling procedure, thereby reduce the greenhouse effects in the atmosphere, realize environmental protection.
Description of drawings:
Fig. 1 is a composition schematic diagram of the present utility model.
S1-heated pump station also among the figure, S2-heat supply pumping plant, 1-is source pump also, 2-low-temperature heat source circulating pump, 3-level pipe network backwater heat cycles pump, 4-level pipe network return pipe heat-obtaining main heat exchanger, 5-level pipe network return pipe heat-obtaining auxiliary heat exchanger, 6-auxiliary heat exchanger circulating pump, 7-heat pump unit, 8-heat pump unit circulating pump, the 9-hybrid packet, 10-main heat exchanger circulating pump, 11-1 control valve, 12-2 control valve.
The specific embodiment:
The utility model is described in further detail below in conjunction with accompanying drawing:
By shown in Figure 1, this kind gone back hot type ladder heating plant, comprise also heated pump station S1 and heat supply pumping plant S2, wherein, described also heated pump station S1 is by also source pump 1, low-temperature heat source circulating pump 2, first-level pipeline network backwater heat cycles pump 3 are formed, the outlet of low-temperature heat source circulating pump 2 is connected to the evaporator inlet end of going back in the source pump 1, and the outlet of first-level pipeline network backwater heat cycles pump 3 is connected to the condenser inlet end of going back in the source pump 1.Described heat supply pumping plant S2 is by first-level pipeline network return pipe heat-obtaining main heat exchanger 4, first-level pipeline network return pipe heat-obtaining auxiliary heat exchanger 5, auxiliary heat exchanger circulating pump 6, heat pump unit 7, heat pump unit circulating pump 8, hybrid packet 9, main heat exchanger circulating pump 10 is formed, the outlet of main heat exchanger circulating pump 10 is connected to the heat-obtaining arrival end of first-level pipeline network return pipe heat-obtaining main heat exchanger 4, the heat-obtaining outlet of first-level pipeline network return pipe heat-obtaining main heat exchanger 4 is connected to the secondary net feed water inlet of hybrid packet 9, the outlet of auxiliary heat exchanger circulating pump 6 is connected to the heat-obtaining arrival end of first-level pipeline network return pipe heat-obtaining auxiliary heat exchanger 5, and the inlet of evaporimeter is connected to the heat-obtaining port of export of first-level pipeline network return pipe heat-obtaining auxiliary heat exchanger 5 and the arrival end of auxiliary heat exchanger circulating pump 6 respectively with outlet on the heat pump unit 7; The outlet of heat pump unit circulating pump 8 is connected to the arrival end of condenser on the heat pump unit 7, the inlet of heat pump unit circulating pump 8 is communicated with as secondary network backwater arrival end with the inlet of main heat exchanger circulating pump 10, the port of export of condenser is connected to the secondary net feed water inlet of hybrid packet 9 on the heat pump unit 7, and the secondary net delivery port of hybrid packet 9 is as secondary network hot water outlet end.
For reaching optimum efficiency, described heat pump unit 7 and also source pump 1 all can adopt large-scale low-temperature water source central air-conditioning unit, and first-level pipeline network return pipe heat-obtaining main heat exchanger 4 all can adopt plate type heat exchanger with first-level pipeline network return pipe heat-obtaining auxiliary heat exchanger 5, various circulating pumps all can adopt double entry pump, and for example S series single-stage double-suction is driven centrifugal pump in horizontal.
This device is connected to the one-level heating pipe network according to the described pattern of Fig. 1 and comes between the low-temperature heat source of residual heat of electric power plant, the valve that is used to control rate of discharge during pipeline connects can adopt the bigger butterfly valve of electric control valve medium caliber, as 2D941X-PC.
This device in use, be installed between hot user in residential quarter and the urban heat supplying first-level pipeline network, adopt the heat energy that is had in the backwater of heat pump techniques with the one-level net to extract, and utilize the waste heat that comes from other thermal source (as power plant) to replenish the heat that consumes in the one-level net backwater, can be according to the size of the hot user's heat amount in residential quarter, regulate to enter the main heat exchanger water yield with No. 1 control valve; The size of the low-temperature heat source demand of heat pump unit and control enter the low-temperature hydrothermal source temperature of evaporator with heat pump and realize with No. 2 control valves.
The control of the supply water temperature of secondary net should be set with the quantity that drops into source pump and parameter and realize.Determine the area of heat exchanger and the platform number of heat pump unit according to residential quarter area of heat-supply service difference.The outlet temperature of source pump also should be close with the temperature before No. 1 control valve, thereby the operational factor that guarantees former initial station is constant.
When using this device, low-temperature heat source can be taken from the cooling circulating water of oil plant or power plant, so just can on the basis that does not change original urban heat supplying first-level pipeline network pipeline designs, enlarge area of heat-supply service, reduce the first-level pipeline network long distance construction, have the advantages that to reduce construction costs, energy savings.And, adopt this technology can save a large amount of non-renewable disposable resources, reduce combustion products such as in atmosphere, discharging carbon dioxide, reduce the water drift of cooling circulating water in cooling procedure, thereby reduce the greenhouse effects in the atmosphere, realize environmental protection.
Claims (3)
1, a kind of hot type ladder heating plant of going back comprises also heated pump station (S1) and heat supply pumping plant (S2), it is characterized in that:
Described also heated pump station (S1) is by also source pump (1), low-temperature heat source circulating pump (2), first-level pipeline network backwater heat cycles pump (3) are formed, the outlet of low-temperature heat source circulating pump (2) is connected to the evaporator inlet end of going back in the source pump (1), and the outlet of first-level pipeline network backwater heat cycles pump (3) is connected to the condenser inlet end of going back in the source pump (1);
Described heat supply pumping plant (S2) is by first-level pipeline network return pipe heat-obtaining main heat exchanger (4), first-level pipeline network return pipe heat-obtaining auxiliary heat exchanger (5), auxiliary heat exchanger circulating pump (6), heat pump unit (7), heat pump unit circulating pump (8), hybrid packet (9), main heat exchanger circulating pump (10) is formed, the outlet of main heat exchanger circulating pump (10) is connected to the heat-obtaining arrival end of first-level pipeline network return pipe heat-obtaining main heat exchanger (4), the heat-obtaining outlet of first-level pipeline network return pipe heat-obtaining main heat exchanger (4) is connected to the secondary net feed water inlet of hybrid packet (9), the outlet of auxiliary heat exchanger circulating pump (6) is connected to the heat-obtaining arrival end of first-level pipeline network return pipe heat-obtaining auxiliary heat exchanger (5), and the inlet that heat pump unit (7) is gone up evaporimeter is connected to the heat-obtaining port of export of first-level pipeline network return pipe heat-obtaining auxiliary heat exchanger (5) and the arrival end of auxiliary heat exchanger circulating pump (6) respectively with outlet; The outlet of heat pump unit circulating pump (8) is connected to the arrival end that heat pump unit (7) is gone up condenser, the inlet of heat pump unit circulating pump (8) is communicated with as secondary network backwater arrival end with the inlet of main heat exchanger circulating pump (10), the port of export of the last condenser of heat pump unit (7) is connected to the secondary net feed water inlet of hybrid packet (9), and the secondary net delivery port of hybrid packet (9) is as secondary network hot water outlet end.
2, the hot type ladder heating plant of going back according to claim 1 is characterized in that: described heat pump unit (7) and also source pump (1) be large-scale low-temperature water source central air-conditioning unit.
3, the hot type ladder heating plant of going back according to claim 1 and 2 is characterized in that: first-level pipeline network return pipe heat-obtaining main heat exchanger (4) is plate type heat exchanger with first-level pipeline network return pipe heat-obtaining auxiliary heat exchanger (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200720000570 CN200996678Y (en) | 2007-01-15 | 2007-01-15 | Stepped reducting heat supplier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200720000570 CN200996678Y (en) | 2007-01-15 | 2007-01-15 | Stepped reducting heat supplier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200996678Y true CN200996678Y (en) | 2007-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200720000570 Expired - Fee Related CN200996678Y (en) | 2007-01-15 | 2007-01-15 | Stepped reducting heat supplier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200996678Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101881478A (en) * | 2010-06-23 | 2010-11-10 | 王立君 | Single-tube outer net circulating water system |
| CN102147121A (en) * | 2010-02-04 | 2011-08-10 | 陈连祥 | Central heating system utilizing condensing and cooling heat in form of gradient |
| CN103398409A (en) * | 2013-08-02 | 2013-11-20 | 刘振 | Heat supply system utilizing return water |
| CN109489101A (en) * | 2018-11-12 | 2019-03-19 | 北京热科能源技术研究有限公司 | A kind of central heating system and its central heating method |
| CN114608052A (en) * | 2022-02-25 | 2022-06-10 | 北京市京海换热设备制造有限责任公司 | Combined heat and power distributed heating plant device |
-
2007
- 2007-01-15 CN CN 200720000570 patent/CN200996678Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102147121A (en) * | 2010-02-04 | 2011-08-10 | 陈连祥 | Central heating system utilizing condensing and cooling heat in form of gradient |
| CN102147121B (en) * | 2010-02-04 | 2014-08-20 | 陈连祥 | Central heating system utilizing condensing and cooling heat in form of gradient |
| CN101881478A (en) * | 2010-06-23 | 2010-11-10 | 王立君 | Single-tube outer net circulating water system |
| CN103398409A (en) * | 2013-08-02 | 2013-11-20 | 刘振 | Heat supply system utilizing return water |
| CN103398409B (en) * | 2013-08-02 | 2016-12-28 | 刘振 | Utilize backwater heating system |
| CN109489101A (en) * | 2018-11-12 | 2019-03-19 | 北京热科能源技术研究有限公司 | A kind of central heating system and its central heating method |
| CN114608052A (en) * | 2022-02-25 | 2022-06-10 | 北京市京海换热设备制造有限责任公司 | Combined heat and power distributed heating plant device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: CO-PATENTEE TO: WANG WENJIE ¬ |
|
| CU01 | Correction of utility model patent |
Correction item: Co-patentee Correct: Wang Wenjie Number: 52 Page: The title page Volume: 23 |
|
| CU03 | Correction of utility model patent gazette |
Correction item: Co-patentee Correct: Wang Wenjie Number: 52 Volume: 23 |
|
| ERR | Gazette correction |
Free format text: CORRECT: CO-PATENTEE; FROM: NONE ¬ TO: WANG WENJIE ¬ |
|
| 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: 20071226 Termination date: 20130115 |