CN203835542U - Natural gas heating system adopting seawater heater - Google Patents
Natural gas heating system adopting seawater heater Download PDFInfo
- Publication number
- CN203835542U CN203835542U CN201420204184.9U CN201420204184U CN203835542U CN 203835542 U CN203835542 U CN 203835542U CN 201420204184 U CN201420204184 U CN 201420204184U CN 203835542 U CN203835542 U CN 203835542U
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- natural gas
- seawater
- condenser
- heated
- gas heating
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Abstract
The utility model relates to a natural gas heating system adopting a seawater heater. The natural gas heating system comprises a seawater system and a natural gas system. The seawater system comprises a condenser, a seawater inlet pipeline and a seawater outlet pipeline, wherein the seawater inlet pipeline and the seawater outlet pipeline are installed on the condenser. The natural gas system comprises a natural gas separating device, a natural gas heating device, a natural gas filtering device and a natural gas pressure adjusting device, wherein the natural gas separating device, the natural gas heating device, the natural gas filtering device and the natural gas pressure adjusting device are sequentially connected with the portion behind a natural gas opening of a natural gas company. A gas turbine, a waste heat boiler, a steam turbine and the condenser are sequentially connected to the portion behind the natural gas pressure adjusting device. One end, which is not connected with the condenser, of the seawater inlet pipeline and one end, which is not connected with the condenser, of the seawater outlet pipeline are connected with the natural gas heating device. The natural gas heating system is arranged in a thermodynamic system of a whole combined cycle gas turbine power plant close to the sea, the condenser of the steam turbine needs a great deal of seawater to serve as a cooling water source, and therefore a seawater circulating system is designed for the power plant; by the adoption of the scheme, water does not need to be directly taken from the seaside, the price for taking the seawater is low, and the seawater is convenient to take.
Description
Technical field
The utility model relates to a kind of heated by natural gas system, is specifically related to one and is arranged in voltage regulating station of the dynamo-electric factory of combustion, the heated by natural gas system of the employing seawater heat exchanger of energy-conserving and environment-protective.
Background technique
Conventional combined cycle gas turbine power plant heated by natural gas scheme has the heating of water-bath stove, electric heating, superheated water or steam heating, but these several scheme energy consumptions are all higher, water-bath stove heat protocol has consumed the gas fuel of heating use in vain, electric heating scheme need consume the electric energy of a large amount of preciousnesses, and superheated water or steam heating scheme are except energy consumption is higher, in the situation that needs ensure electricity volume, just do not have unnecessary superheated water or steam to can be used for heated by natural gas.
Model utility content
For the problems referred to above, main purpose of the present utility model is to provide one to be arranged in voltage regulating station of the dynamo-electric factory of combustion, the heated by natural gas system of the employing seawater heat exchanger of energy-conserving and environment-protective.
The utility model solves above-mentioned technical problem by following technical proposals: a kind of heated by natural gas system that adopts seawater heat exchanger, described heated by natural gas system comprises sea water service system and natural gas system, and described sea water service system comprises: vapour condenser, be arranged on seawater intake pipe and seawater outlet conduit on vapour condenser; Described natural gas system comprises: after the natural gas port from gas company, be connected with natural gas separation device in turn, heated by natural gas device, natural gas filter and natural gas pressure regulating device.
After natural gas pressure regulating device, be connected with gas turbine, exhaust heat boiler, steam turbine and described vapour condenser in turn.
One end that seawater intake pipe is not connected with vapour condenser with seawater outlet conduit is all connected with described heated by natural gas device.
In preferred embodiment of the present utility model, on described natural gas filter, sewage draining exit is installed.
In preferred embodiment of the present utility model, seawater intake pipe and seawater outlet conduit be the straight tube for ease of cleaning all.
Positive progressive effect of the present utility model is: the utility model seawater heat exchanger heat exchanger pipe bundle adopts straight tube, is convenient to clean, and can reduce extra large water side deposition and cause the impact that heat transfer efficiency is low.
The utility model is in the thermodynamic system of the whole combined cycle gas turbine power plant near seashore, turbine condenser needs a large amount of seawater as cooling water source, power plant has designed Used in Seawater Circulating System for this reason, adopts this scheme directly to fetch water from seashore, and seawater is taken cheapness, convenience.
The utility model utilizes seawater to heat rock gas, and good economy performance, operating cost is low and resource is sufficient, can bring significant economic benefit, is a power-saving technology being worth promoting.
The utility model adopts seawater heat exchanger scheme, can reduce the discharge of pollutant, alleviates power plant and moves the impact on environment, brings significant environmental benefit.
Brief description of the drawings
Fig. 1 is general structure schematic diagram of the present utility model.
Embodiment
Provide the utility model preferred embodiment below in conjunction with accompanying drawing, to describe the technical solution of the utility model in detail.
Fig. 1 is general structure schematic diagram of the present utility model.As shown in Figure 1: the utility model comprises sea water service system and natural gas system, and sea water service system comprises: vapour condenser 1, be arranged on seawater intake pipe 2 and seawater outlet conduit 3 on vapour condenser 1.
Natural gas system comprises: after the natural gas port from gas company, be connected with natural gas separation device 4 in turn, heated by natural gas device 5, natural gas filter 6 and natural gas pressure regulating device 7.
After natural gas pressure regulating device 7, be connected with gas turbine 8, exhaust heat boiler 9, steam turbine 10 and vapour condenser 1 in turn.
One end that seawater intake pipe 2 is not connected with vapour condenser with seawater outlet conduit 3 is all connected with heated by natural gas device 5.
In concrete design process, sewage draining exit (not illustrating in figure) is installed on natural gas filter 6.
In concrete implementation process, seawater intake pipe 2 and seawater outlet conduit 3 be the straight tube for ease of cleaning all.
In the utility model, sea water service system is taken from vapour condenser circulating cooling water out for the seawater that heats rock gas, under steam turbine rated loan condition, seawater is existing temperature rise after vapour condenser, removing to heat rock gas with this part seawater can make natural gas temperature higher, reach better benefit, the seawater having heated after rock gas is got back to original cooling water return system.
Natural gas system: the workflow in natural gas pressure regulating station is generally: entrance, segregating unit, heating equipment, filtrating equipment, regulator, from the rock gas of upstream after seawater heat exchanger heating, continue to enter filtrating equipment, to improve natural gas quality, make it meet right gas-turbine air inlet requirement.
In the utility model, utilize seawater to heat rock gas, its process is simple exchange heat, does not have any discharge, very little on the impact of environment, scheme environmental protection.
The utility model energy consumption is low, can improve the economic benefit of power plant.
The unique leakage direction of the utility model heat exchanger is seawater, can not bring natural gas leaking to gather the danger of blast.
The utility model seawater heat exchanger heat exchanger pipe bundle adopts straight tube, is convenient to clean, and can reduce extra large water side deposition and cause the impact that heat transfer efficiency is low.
The utility model is in the thermodynamic system of the whole combined cycle gas turbine power plant near seashore, turbine condenser needs a large amount of seawater as cooling water source, power plant has designed Used in Seawater Circulating System for this reason, adopts this scheme directly to fetch water from seashore, and seawater is taken cheapness, convenience.
The utility model utilizes seawater to heat rock gas, and good economy performance, operating cost is low and resource is sufficient, can bring significant economic benefit, is a power-saving technology being worth promoting.
The utility model adopts seawater heat exchanger scheme, can reduce the discharge of pollutant, alleviates power plant and moves the impact on environment, brings significant environmental benefit.
More than show and described basic principle of the present utility model and major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and specification, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications; these changes and improvements all fall within the scope of claimed the utility model, and the claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. a heated by natural gas system that adopts seawater heat exchanger, is characterized in that: described heated by natural gas system comprises sea water service system and natural gas system,
Described sea water service system comprises: vapour condenser, be arranged on seawater intake pipe and seawater outlet conduit on vapour condenser;
Described natural gas system comprises: after the natural gas port from gas company, be connected with natural gas separation device in turn, heated by natural gas device, natural gas filter and natural gas pressure regulating device;
After natural gas pressure regulating device, be connected with gas turbine, exhaust heat boiler, steam turbine and described vapour condenser in turn;
One end that seawater intake pipe is not connected with vapour condenser with seawater outlet conduit is all connected with described heated by natural gas device.
2. the heated by natural gas system of employing seawater heat exchanger according to claim 1, is characterized in that: on described natural gas filter, sewage draining exit is installed.
3. the heated by natural gas system of employing seawater heat exchanger according to claim 1 and 2, is characterized in that: seawater intake pipe and seawater outlet conduit be the straight tube for ease of cleaning all.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420204184.9U CN203835542U (en) | 2014-04-24 | 2014-04-24 | Natural gas heating system adopting seawater heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420204184.9U CN203835542U (en) | 2014-04-24 | 2014-04-24 | Natural gas heating system adopting seawater heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203835542U true CN203835542U (en) | 2014-09-17 |
Family
ID=51513392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420204184.9U Expired - Fee Related CN203835542U (en) | 2014-04-24 | 2014-04-24 | Natural gas heating system adopting seawater heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203835542U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110360010A (en) * | 2019-07-01 | 2019-10-22 | 华电电力科学研究院有限公司 | A kind of gas turbine gas inlet heating system and its control method |
-
2014
- 2014-04-24 CN CN201420204184.9U patent/CN203835542U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110360010A (en) * | 2019-07-01 | 2019-10-22 | 华电电力科学研究院有限公司 | A kind of gas turbine gas inlet heating system and its control method |
| CN110360010B (en) * | 2019-07-01 | 2024-01-30 | 华电电力科学研究院有限公司 | Gas turbine gas inlet heating system and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 Termination date: 20190424 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |