CN208237957U - A kind of circulating water afterheat utilizes the heating system of step - Google Patents
A kind of circulating water afterheat utilizes the heating system of step Download PDFInfo
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- CN208237957U CN208237957U CN201820552650.0U CN201820552650U CN208237957U CN 208237957 U CN208237957 U CN 208237957U CN 201820552650 U CN201820552650 U CN 201820552650U CN 208237957 U CN208237957 U CN 208237957U
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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]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
Abstract
A kind of circulating water afterheat utilizes the heating system of step, including initial station, heat exchange station, heated pump station, heating network, cooling tower and tower basin, initial station connects the water inlet pipe of cooling tower by water inlet line, initial station connects tower basin by water return pipeline, initial station connects heat exchange station by the first water supply line, the heat exchange station connects heated pump station by the second water supply line, and the heated pump station passes through supervisor's net return pipe connection initial station, the heating network connection heated pump station and heat exchange station.The utility model first improves the heat in process recycled water by initial station heat pump unit, by heat source water water temperature；Then heat source water is sent to heat exchange station and extracts heat to heating network progress heat supply, realize that the first order of heat supply utilizes；It will finally send again from the heat source water stood out that exchanges heat to heated pump station, heat to heating network extracted by heated pump station and carries out heat supply, realize that the second level of heat supply utilizes, the heat-supplying mode of cascade utilization after final realization extraction process circulating water afterheat.
Description
Technical field
The utility model relates to daily heat supply process field, especially a kind of heating system that circulating water afterheat utilizes.
Background technique
In the today's society of rapid economic development, the energy is human being's production, the driving force of life, demand of the mankind to the energy
The problem of amount is also increasing, imbalance between supply and demand is increasingly prominent.The environmental pollution of energy consumption bring and many social concerns, make one
Recognize energy-saving and emission-reduction, the necessity of reusing of energy source, importance and urgency.In this context, low-grade work is utilized
Amateurish heat carries out the central heating of large area, not only can be to avoid because waste heat discharges into atmosphere and causes to waste, moreover it is possible to meet
The demand of people's winter heating.Current such UTILIZATION OF VESIDUAL HEAT IN mode is typically all that plate heat exchanger or heat pump unit is used to collect
The waste heat in enterprises' process recycled waters such as chemical base, stone refinery is recycled, is typically only capable to after realizing extraction circulating water afterheat in this way
The heat-supplying mode once utilized.
Utility model content
The purpose of this utility model is to provide the heating systems that a kind of circulating water afterheat utilizes step, realize and extract circulation
The heat-supplying mode that step repeatedly utilizes after water waste heat.
In order to solve the above technical problems, the technical scheme adopted by the utility model is:
A kind of circulating water afterheat utilizes the heating system of step, including initial station, heat exchange station, heated pump station, heating network, cooling
Tower and tower basin connect the water inlet pipe of cooling tower by water inlet line at first stop, connect tower basin by water return pipeline at first stop, pass through at first stop
First water supply line connects heat exchange station, and the heat exchange station connects heated pump station by the second water supply line, and the heated pump station passes through master
Pipe network return pipe connection initial station, the heating network connection heated pump station and heat exchange station.
Its further technical solution is: the initial station includes that process cycles water pump, initial station heat pump unit and initial station recycle
Water inlet line is arranged in close to one end of initial station heat pump unit in pump, process cycles water pump, and circulating pump setting in initial station is supplied water first
For pipeline close to one end of initial station heat pump unit, process cycles water pump is the process recycled water pressurization in water inlet line, utilizes heat pump
Unit promotes heat source coolant-temperature gage, and initial station circulating pump is the heat source water pressurization in the first water supply line.
Its further technical solution is: the heat exchange station includes heat exchange station force (forcing) pump, heat-exchange unit and heat exchange station circulation
The first water supply line is arranged in close to one end of heat-exchange unit in pump, heat exchange station force (forcing) pump, and heat exchange station circulating pump is arranged in heating pipe
Close to one end of heat-exchange unit, heat exchange station force (forcing) pump enters heat exchange station for the heat source water in the first water supply line and pressurizes net,
Heat exchange station circulating pump is that heating network pressurizes by the supplying hot water of heat exchange station.
Its further technical solution is: the heated pump station includes heated pump station force (forcing) pump, heated pump station heat pump unit and heat pump
It stands circulating pump, the second water supply line is arranged in close to one end of heated pump station heat pump unit, heated pump station circulating pump in heated pump station force (forcing) pump
Heating network is set close to one end of heated pump station heat pump unit, heated pump station force (forcing) pump be heat source water in the second water supply line into
Enter heated pump station to pressurize, heated pump station circulating pump is that heating network pressurizes by the supplying hot water in heated pump station.
By adopting the above-described technical solution, the technological progress that the utility model obtains is:
The advantage of the utility model is first by the heat utilization initial station heat pump unit in process recycled water by heat source water water
Temperature improves；Then heat source water is sent to heat exchange station and extracts heat to heating network progress heat supply, realize that the first order of heat supply utilizes；
To finally send again from the heat source water stood out of heat exchange to heated pump station, heat source water is heated up by heated pump station and pass through heating network into
Row heat supply realizes that the second level of heat supply utilizes, realizes the heat-supplying mode of cascade utilization after extraction process circulating water afterheat.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiments of the present invention one；
Fig. 2 is the structural schematic diagram of the embodiments of the present invention two.
Wherein, 1, initial station, 11, process cycles water pump, 12, initial station heat pump unit, 13, initial station circulating pump, 2, heat exchange station,
21, heat exchange station force (forcing) pump, 22, heat-exchange unit, 23, heat exchange station circulating pump, 3, heated pump station, 31, heated pump station force (forcing) pump, 32, heat pump
It stands heat pump unit, 33, heated pump station circulating pump, 4, heating network, the 5, first water supply line, the 6, second water supply line, 7, supervisor's net
Return pipe, 8, cooling tower, 81, water inlet line, 9, tower basin, 91, water return pipeline.
Specific embodiment
The utility model is described in detail below with reference to attached drawing.It is explained in the following description many details
In order to fully understand the utility model, but the utility model can also use other than the one described here other way
Implement, those skilled in the art can do similar popularization without prejudice to the utility model connotation, therefore this is practical
It is novel not limited by following public specific embodiment.
Embodiment one
As shown in Figure 1, a kind of a kind of embodiment of circulating water afterheat using the heating system of step, including initial station 1, heat exchange
It stands 2, heated pump station 3 and heating network 4, initial station 1 connects heat exchange station 2 by the first water supply line 5, and heat exchange station 2 supplies water by second
Pipeline 6 connects heated pump station 3, and heated pump station 3 passes through supervisor's connection of net return pipe 7 initial station 1.That is: initial station 1, heat exchange station 2 and heated pump station 3
A closed circuit is formed, circuit is mutually interconnected by the first water supply line 5, the second water supply line 6 with supervisor's net return pipe 7
It connects, is heat source water in the pipeline in circuit.Heating network 4 connects heat exchange station 2 and heated pump station 3, by heat exchange station 2 and heated pump station 3
Equipment the supplying hot water in heating network 4 is heated up, to meet heating demands.
1 side is provided with cooling tower 8 and tower basin 9 at first stop, and cooling tower 8 is located at the top of tower basin 9, and initial station 1 passes through water inlet pipe
Road 81 connects the water inlet pipe of cooling tower 8, and some processes recirculated water in 8 water inlet pipe of cooling tower enters initial station by water inlet line 81
1, it is that process recycled water pressurizes that process cycles water pump 11 is provided on water inlet line 81, and process recycled water enters initial station 1
Initial station heat pump unit 12 is risen the heat source water of supervisor's net using the waste heat of 12 absorption technique recirculated water of initial station heat pump unit
Temperature to 50 DEG C, in this way can effective absorption technique recirculated water waste heat, reduce the consumption of the energy, initial station 1 passed through into water return pipeline
91 connection tower basins 9, the process recycled water after cooling enter tower basin 9 by water return pipeline 91, and the waste heat for completing process recycled water returns
It receives.
1 heat exchange station 2 is connected by the first water supply line 5 at first stop, the first water supply line 5 is provided with close to one end of initial station 1
Initial station circulating pump 13, the first water supply line 5 are provided with heat exchange station force (forcing) pump 21, initial station circulating pump 13 close to one end of heat exchange station 2
It pressurizes with the heat source water in heat exchange station force (forcing) pump 21 respectively the first water supply line 5, is provided with heat-exchange unit 22 in heat exchange station 2,
Heat source water passes through heat-exchange unit 22, and the heating water in heat source water and heating pipe 4 carries out heat exchange, to promote heating pipe 4
Interior heating coolant-temperature gage is down to 38 DEG C by the heat source water water temperature of heat-exchange unit 22.
Heat exchange station 2 connects heated pump station 3 by the second water supply line 6, and the second water supply line 6 is set close to the one end in heated pump station 3
It is equipped with heated pump station force (forcing) pump 31, the other end of the connection heat exchange station 2 of the second water supply line 6, the second water supply line 6 connects heated pump station
Heat pump unit 32, heated pump station heat pump unit 32 connect heating network 4, and the heating water in heat source water and heating pipe 4 carries out hot friendship
It changes, to promote the heating coolant-temperature gage in heating pipe 4, is down to 38 by the heat source water water temperature of heat exchange station plate heat exchanger 22
DEG C, and heated pump station is delivered to by the second water supply line 6,10 DEG C are down to by the heat source water water temperature of heated pump station heat pump unit 32,
The one end for being responsible for net return pipe 7 connects heated pump station heat pump unit 32, and the other end of supervisor's net return pipe 7 connects initial station heat pump unit
12, finally, it is cooled to 10 DEG C of heat source water and is back to initial station 1 by being responsible for net return pipe 7, carry out the waste heat recycling of next round.
Embodiment two
As shown in Fig. 2, a kind of another embodiment of circulating water afterheat using the heating system of step, embodiment two and reality
Apply the comparison of example one, difference is: the quantity that heat exchange station 2 and heated pump station 3 are arranged is different.Heat exchange station 2 and heated pump station 3 in the present embodiment
Quantity be multiple groups, be interconnected respectively by multiple groups water supply line, realize initial station 1, multiple groups heat exchange station 2 and multiple groups heated pump station 3
Closed circuit, realize the heat supply of multi-level ladder, while can pass through on water supply line according to the quantity required of heating network 4
Valve is opened and closed, and realizes the heat supply of different number heating network 4.
The use process of the utility model are as follows:
The process recycled water that enterprises' bands such as chemical base, stone refinery have surplus heat initially enters cooling tower 8, in order to avoid technique
The heat of recirculated water loses in upper cooling tower 8, and process recycled water first passes through the pressurization of process cycles water pump 11 by water inlet line 81
Into initial station 1, low grade residual heat is extracted by the initial station heat pump unit 12 of initial station 1, and heat source water water temperature is improved, then
It is pressurizeed by the primary net circulating pump 13 in initial station and enters the first water supply line 5, while passing through the process cycles of initial station heat pump unit 12
Water enters tower basin 9 by water return pipeline 91.
Heat source water into the first water supply line 5 is changed by 21 repressurization of heat exchange station force (forcing) pump into heat-exchange unit 22
Heat exchange station plate heat exchanger in heat engine group 22 carries out heat exchange to the heating water in heat source water and heating network 4, to be promoted
Heating coolant-temperature gage in heating pipe 4, the first order for completing heat supply utilize, and heat exchange station circulating pump 23 is to the confession in heating network 4
Warm water pressurization, while being decreased by the heat source coolant-temperature gage of heat exchange station plate heat exchanger into the second water supply line 6.
Heat source water into the second water supply line 6 passes through 31 repressurization of heated pump station force (forcing) pump, into heated pump station heat pump machine
Group 32 is heated up by heat pump unit and passes through heating network 4 and sent to heat user progress heat supply, and the second level for completing heat supply utilizes, heat
Pumping plant circulating pump 33 pressurizes to the heating water in heating network 4, while again by the heat source coolant-temperature gage of heated pump station heat pump unit 32
Secondary reduction, and 1 completion circulation of initial station is returned to by being responsible for net return pipe 7, realize staged heat supply.
The above is only the preferred embodiment of the present invention, it is all done according to present utility model application the scope of the patents it is equal
Deng variation and modification, it should all belong to the covering scope of the utility model.
Claims (4)
1. the heating system that a kind of circulating water afterheat utilizes step, it is characterised in that: including initial station (1), heat exchange station (2), heat pump
It stands (3), heating network (4), cooling tower (8) and tower basin (9), the initial station (1) pass through water inlet line (81) connection cooling tower (8)
Water inlet pipe, initial station (1) by water return pipeline (91) connection tower basin (9), initial station (1) by the first water supply line (5) connection change
Heat stations (2), the heat exchange station (2) pass through supervisor's net by the second water supply line (6) connection heated pump station (3), the heated pump station (3)
Return pipe (7) connection initial station (1), heating network (4) connection heated pump station (3) and heat exchange station (2).
2. the heating system that a kind of circulating water afterheat according to claim 1 utilizes step, it is characterised in that: the initial station
It (1) include process cycles water pump (11), initial station heat pump unit (12) and initial station circulating pump (13), process cycles water pump (11) setting
In water inlet line (81) close to the one end of initial station heat pump unit (12), initial station circulating pump (13) is arranged in the first water supply line (5)
Close to the one end of initial station heat pump unit (12).
3. the heating system that a kind of circulating water afterheat according to claim 1 utilizes step, it is characterised in that: the heat exchange
Stand (2) include heat exchange station force (forcing) pump (21), heat-exchange unit (22) and heat exchange station circulating pump (23), heat exchange station force (forcing) pump (21) setting
In the first water supply line (5) close to the one end of heat-exchange unit (22), heat exchange station circulating pump (23) setting is close in heating network (4)
One end of heat-exchange unit (22).
4. the heating system that a kind of circulating water afterheat according to claim 1 utilizes step, it is characterised in that: the heat pump
Stand (3) include heated pump station force (forcing) pump (31), heated pump station heat pump unit (32) and heated pump station circulating pump (33), heated pump station force (forcing) pump
(31) one end in the second water supply line (6) close to heated pump station heat pump unit (32) is set, and heated pump station circulating pump (33) setting is adopted
The one end of heating coil net (4) close to heated pump station heat pump unit (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820552650.0U CN208237957U (en) | 2018-04-18 | 2018-04-18 | A kind of circulating water afterheat utilizes the heating system of step |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820552650.0U CN208237957U (en) | 2018-04-18 | 2018-04-18 | A kind of circulating water afterheat utilizes the heating system of step |
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| CN208237957U true CN208237957U (en) | 2018-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820552650.0U Active CN208237957U (en) | 2018-04-18 | 2018-04-18 | A kind of circulating water afterheat utilizes the heating system of step |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112489843A (en) * | 2020-11-02 | 2021-03-12 | 中广核工程有限公司 | Nuclear power plant waste heat utilization system and nuclear power plant waste heat utilization method |
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2018
- 2018-04-18 CN CN201820552650.0U patent/CN208237957U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112489843A (en) * | 2020-11-02 | 2021-03-12 | 中广核工程有限公司 | Nuclear power plant waste heat utilization system and nuclear power plant waste heat utilization method |
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