CN204703968U - A kind of Turbine Cold Junction energy conserving system - Google Patents
A kind of Turbine Cold Junction energy conserving system Download PDFInfo
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- CN204703968U CN204703968U CN201520431681.7U CN201520431681U CN204703968U CN 204703968 U CN204703968 U CN 204703968U CN 201520431681 U CN201520431681 U CN 201520431681U CN 204703968 U CN204703968 U CN 204703968U
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- turbine
- extraction head
- heat energy
- steam extraction
- recycling unit
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Abstract
The utility model provides a kind of Turbine Cold Junction energy conserving system, comprising: multiple steam turbine set, steam extraction head, multiple heat energy recycling unit, heating system and using electricity system, and the steam extraction head described in Duan Junyu that draws gas of each steam turbine set is communicated with; Heat energy recycling unit comprises: at least one back pressure generator set and at least one condensation generator set; Multiple heat energy recycling unit is disposed in parallel between heating system and steam extraction head, and the end that draws gas of heat energy recycling unit is communicated to heating system, and the generator of heat energy recycling unit is connected with using electricity system.The utility model, on the basis of the heating effect of the demand and user that both ensure heat supply network, can fully utilize the existing energy again to greatest extent, and the fire coal consumption of existing thermal power plant unit be have dropped 5 ~ 7%; Save station service about 2 ~ 3% simultaneously.
Description
Technical field
The utility model relates to power station heating field, is specifically related to a kind of Turbine Cold Junction energy conserving system.
Background technique
Heating system general steam turbine 4 sections or 4 sections of later sections of drawing gas of heat supply power station carry out heat supply, and the Q factor that these sections draw gas is obviously high than heat supply network system requirements, and the heat energy of the raised area does not do work and returns steam generator system.Cause the efficiency of heating system under-utilized, be especially subject to the non-impact for heat cycle (such as process system part maintenance etc.), thermal energy consumption is not enough.Because factory (enterprise) electricity consumption should be off line electricity price, and the generating electricity of this technology is only cost electricity price, is far smaller than off line electricity price, can obviously reduce the burden on enterprises, and improves the heating efficiency of enterprise, improves energy utilization rate.
Model utility content
The utility model proposes a kind of Turbine Cold Junction energy conserving system, to solve the problem of existing heating system thermal efficiency underutilization.
The technical solution of the utility model is achieved in that
A kind of Turbine Cold Junction energy conserving system, comprising: multiple steam turbine set and steam extraction head, and the Duan Junyu steam extraction head that draws gas of each steam turbine set is communicated with; Multiple heat energy recycling unit comprises: at least one back pressure generator set and at least one condensation generator set; Back pressure generator set comprises the first small turbine and the first generator, and the first small turbine is communicated with steam extraction head; Condensation generator set comprises the second small turbine, the second generator and vapour condenser, and the second small turbine is communicated with steam extraction head, and the drawing gas to hold of vapour condenser and the second small turbine is connected; Heating system and using electricity system, multiple heat energy recycling unit is disposed in parallel between heating system and steam extraction head, and the end that draws gas of heat energy recycling unit is communicated to heating system, and the generator of heat energy recycling unit is connected with using electricity system.
As further improvement of the utility model, also comprise: arm, its two ends are connected with steam extraction head and heating system respectively; Control valve, is located on arm.
As further improvement of the utility model, control valve comprises mortor operated valve and lays respectively at two manually operated valves of its both sides.
As further improvement of the utility model, four sections of steam extraction head and steam turbine set or four sections of later sections of drawing gas are communicated with.
The beneficial effects of the utility model are as follows:
The utility model increases high efficiency heat supply generator set in existing heat network system, the heat energy of this part retrieval system is utilized in advance, on the basis of the heating effect of the demand and user that both ensure heat supply network, the existing energy can be fully utilized to greatest extent again, make it play greatest benefit; The fire coal consumption of existing thermal power plant unit both as electricity volume, also as high voltage auxiliary power, can be have dropped 5 ~ 7% by generator set electricity; Save station service about 2 ~ 3% simultaneously; Due to the utilization of heating power usefulness and the control of station service to greatest extent, under being equivalent to same fire coal consumption, multiple electric 4 ~ 5%, the actual drops of gross coal consumption rate is according to annual wastage in bulk or weight coal amount and total NO for power plant
x, SO
2and dust emission is comprehensively examined, achieve energy-conservation, the emission reduction effect of often spending electric unit electricity.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of Turbine Cold Junction energy conserving system in illustrative embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technological scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, be the structural representation of Turbine Cold Junction energy conserving system in some embodiments.
Turbine Cold Junction energy conserving system in illustrative embodiment, comprising: multiple steam turbine set 1, steam extraction head 2, multiple heat energy recycling unit, heating system 5 and using electricity system 6; The Duan Junyu steam extraction head 2 that draws gas of each steam turbine set 1 is communicated with; Multiple heat energy recycling unit comprises: at least one back pressure generator set 3 and at least one condensation generator set 4; Back pressure generator set 3 comprises the first small turbine 31 and the first generator 32, first small turbine 31 is communicated with steam extraction head 2; Condensation generator set 4 comprises the second small turbine 41, second generator 42 and vapour condenser 43, second small turbine 41 is communicated with steam extraction head 2, and the drawing gas to hold of vapour condenser 43 and the second small turbine 41 is connected; Multiple heat energy recycling unit is disposed in parallel between heating system 5 and steam extraction head 2, and the end that draws gas of heat energy recycling unit is communicated to heating system 5, and the first generator 32, second generator 42 of heat energy recycling unit is connected with using electricity system 6.
In embodiment, be separate between each steam turbine set, between each heat energy recycling unit, be only adopt same female pipe to carry out air feed, electricity collects on same bus and outwards powers.
Turbine Cold Junction energy conserving system in illustrative embodiment, also comprises: arm 7 and control valve 8, and the two ends of arm 7 are connected with steam extraction head 2 and heating system 5 respectively, and control valve 8 is located on arm 7.When under extreme weather, because heating demand increases thermal source, when Turbine Cold Junction energy conserving system does not reach heating index requirement to heat supply network air demand, can open control valve 8 increases source of the gas to ensure the index request of heating system by arm 7 to the female pipe of heat supply.
Preferably, control valve 8 comprises mortor operated valve and lays respectively at two manually operated valves of its both sides.
Preferably, steam extraction head 2 and steam turbine set 1 four sections or four sections of later sections of drawing gas are communicated with.
The utility model increases high efficiency heat supply generator set in existing heat network system, the heat energy of this part retrieval system is utilized in advance, on the basis of the heating effect of the demand and user that both ensure heat supply network, the existing energy can be fully utilized to greatest extent again, make it play greatest benefit; Generator set electricity both can as electricity volume, also can as high voltage auxiliary power; The fire coal consumption of existing thermal power plant unit is declined 5 ~ 7%; Save station service about 2 ~ 3% simultaneously.
Technology of the present utility model is applicable to the electricity power enterprise of heating system, and chemical industry, cement, iron and steel, weaving etc. need heating power power and formed heating network, and the industry that heating parameter is obviously high than demand.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (4)
1. a Turbine Cold Junction energy conserving system, is characterized in that, comprising:
Multiple steam turbine set (1) and steam extraction head (2), the steam extraction head described in Duan Junyu (2) that draws gas of each steam turbine set (1) is communicated with;
Multiple heat energy recycling unit comprises: at least one back pressure generator set (3) and at least one condensation generator set (4);
Described back pressure generator set (3) comprises the first small turbine (31) and the first generator (32), and described first small turbine (31) is communicated with described steam extraction head (2);
Described condensation generator set (4) comprises the second small turbine (41), the second generator (42) and vapour condenser (43), described second small turbine (41) is communicated with described steam extraction head (2), and the drawing gas to hold of described vapour condenser (43) and the second small turbine (41) is connected;
Heating system (5) and using electricity system (6), multiple heat energy recycling unit is disposed in parallel between heating system (5) and steam extraction head (2), the end that draws gas of heat energy recycling unit is communicated to heating system (5), and the generator (32,42) of heat energy recycling unit is connected with using electricity system (6).
2. Turbine Cold Junction energy conserving system according to claim 1, is characterized in that, also comprise:
Arm (7), its two ends are connected with steam extraction head (2) and heating system (5) respectively;
Control valve (8), is located on described arm (7).
3. Turbine Cold Junction energy conserving system according to claim 2, is characterized in that, described control valve (8) comprises mortor operated valve and lays respectively at two manually operated valves of its both sides.
4. Turbine Cold Junction energy conserving system according to claim 1, is characterized in that, four sections of described steam extraction head (2) and steam turbine set (1) or four sections of later sections of drawing gas are communicated with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520431681.7U CN204703968U (en) | 2015-06-19 | 2015-06-19 | A kind of Turbine Cold Junction energy conserving system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520431681.7U CN204703968U (en) | 2015-06-19 | 2015-06-19 | A kind of Turbine Cold Junction energy conserving system |
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| Publication Number | Publication Date |
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| CN204703968U true CN204703968U (en) | 2015-10-14 |
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| CN201520431681.7U Expired - Fee Related CN204703968U (en) | 2015-06-19 | 2015-06-19 | A kind of Turbine Cold Junction energy conserving system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105673100A (en) * | 2015-12-31 | 2016-06-15 | 青岛华捷汽轮机有限公司 | Low-pressure steam secondary pressure difference recycle high-power steam turbine asynchronous electricity generating heat supply initial station |
-
2015
- 2015-06-19 CN CN201520431681.7U patent/CN204703968U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105673100A (en) * | 2015-12-31 | 2016-06-15 | 青岛华捷汽轮机有限公司 | Low-pressure steam secondary pressure difference recycle high-power steam turbine asynchronous electricity generating heat supply initial station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170707 Address after: 030000 Shanxi Province, Taiyuan city Xinghualing District No. 11 North Street No. 10 Building 2 layer 1-2 Patentee after: Shanxi Hao Yuan energy saving Polytron Technologies Inc Address before: 030000 Shanxi Province, Taiyuan city Xinghualing District Xinmin four 5 unit 2, 3 layers of 7 households Patentee before: Zhao Changqing |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180629 Address after: 030000 Xinghua District, Taiyuan, Shanxi, Xinmin four, 5, 2, 3, 7 households. Patentee after: Zhao Changqing Address before: 030000 No. 1-2, 2 building, 11 North Street, Xinghualing District, Taiyuan, Shanxi, 10 Patentee before: Shanxi Hao Yuan energy saving Polytron Technologies Inc |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151014 Termination date: 20200619 |
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| CF01 | Termination of patent right due to non-payment of annual fee |