CN202467946U - Low-pressure saturated steam recycling apparatus - Google Patents
Low-pressure saturated steam recycling apparatus Download PDFInfo
- Publication number
- CN202467946U CN202467946U CN2012200946486U CN201220094648U CN202467946U CN 202467946 U CN202467946 U CN 202467946U CN 2012200946486 U CN2012200946486 U CN 2012200946486U CN 201220094648 U CN201220094648 U CN 201220094648U CN 202467946 U CN202467946 U CN 202467946U
- Authority
- CN
- China
- Prior art keywords
- low
- steam
- pressure
- saturated steam
- pressure saturated
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Landscapes
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The utility model discloses a low-pressure saturated steam recycling apparatus which comprises a heat accumulator, a steam drum and a steam turbine, wherein the heat accumulator is communicated with the heat accumulator and a high-pressure section of the steam turbine so as to supply first low-pressure saturated steam to the high-pressure section of the steam turbine; the steam drum is communicated with a low-pressure section of the steam turbine so as to supply second low-pressure saturated steam to the low-pressure stage of the steam turbine; and the pressure and temperature of the first low-pressure saturated steam are higher than those of the second low-pressure saturated steam. According to the low-pressure saturated steam recycling apparatus disclosed by the utility model, the heat accumulator delivers the first low-pressure saturated steam to the high-pressure section of the steam turbine, the steam drum delivers the low-pressure saturated steam to the low-pressure section of the steam turbine, the first low-pressure saturated steam applies work in the steam turbine for some time and converges with the second low-pressure saturated steam, and the first low-pressure saturated steam and the second low-pressure saturated steam are mixed and continue applying work, thereby being beneficial to continuous and steady operation of the steam turbine and sufficiently utilizing low-pressure saturated steam with different pressure and temperature stages.
Description
Technical field
The utility model relates to Steam Recovery and utilizes technical field, relates in particular to a kind of low-pressure saturated steam recycling equipment.
Background technique
Steel works can go out a large amount of low-pressure saturated steams by by-product in process of production; The hypotony of the low-pressure saturated steam that these by-products go out and have higher water content; Belong to low-grade saturated vapour resource, directly utilize its heat energy to heat usually or process steam.But because steel works significantly reduced with the vapour load in summer, the low-pressure saturated steam that this part by-product goes out uses nowhere to be had to be discharged in the atmosphere, has wasted wherein utilizable heat energy.Promotion along with China's energy-saving and emission-reduction policy; Steel works begins to pay attention to the recycling of this part low-pressure saturated steam; At present mainly be that the low-pressure saturated steam that reclaims is flowed to steam turbine, the acting of steam supply turbine is used, and adopts following dual mode in the existing technology usually.
At first a kind of mode is overheated for adopting band afterburning overhead steam boiler that low-pressure saturated steam is carried out, and makes it become high-grade superheated vapor, again superheated vapor is flowed to the acting of steam turbine steam supply turbine.The second way is that the low-pressure saturated steam with the different pressures grade is adjusted into same pressure rating, delivers in the machine the saturated Turbo-generator Set of dehumidifying reheat type again and generates electricity.
But above-mentioned two kinds are utilized the mode of the low-pressure saturated steam that by-product goes out all to exist shortcoming separately respectively.
In first kind of mode; Employing band afterburning overhead steam boiler carries out overheated major defect to low-pressure saturated steam and is: used the afterburning steam superheater; The operation maintenance amount of whole system and extra fuel consumption have been increased; And, also can reduce the utilization ratio of fuel because the efficiency of utilization of afterburning steam superheater is lower.
For the second way; The low-pressure saturated steam of different pressures grade is adjusted into the same major defect of stage pressure that waits is: need each operation in the system be adjusted; Influenced the operation operation; Reduced the energy grade of low-pressure saturated steam, and then reduced the cascade utilization rate of the energy with elevated pressures.In addition, this mode also can make the low-pressure saturated steam of lower pressure can not realize recycling; On the other hand, also need change, steam reheater is set between stage, increase the cost of production of steam turbine and the complexity of manufacturing steam turbine.
Therefore, need a kind of low-pressure saturated steam recycling equipment, to solve the problem that exists in the existing technology.
The model utility content
In order to overcome the deficiency of above-mentioned existing technology; The utility model provides a kind of low-pressure saturated steam recycling equipment; Comprise thermal accumulator, drum and steam turbine; Wherein, said thermal accumulator is communicated with the high pressure section of said steam turbine, with the said high pressure section to said steam turbine first low-pressure saturated steam is provided; Said drum is communicated with the low pressure stage of said steam turbine, with the said low pressure stage to said steam turbine second low-pressure saturated steam is provided, and the pressure and temperature of said first low-pressure saturated steam all is higher than said second low-pressure saturated steam.
Preferably, be provided with quick-closing valve at the said high pressure section of said steam turbine and the inlet of said low pressure stage.
Preferably; Pipeline between the said low pressure stage of said drum and said steam turbine is provided with the saturated vapour mixing arrangement; Said saturated vapour mixing arrangement also is communicated with said thermal accumulator; It is overheated to be used to make said first low-pressure saturated steam of a part in said saturated vapour mixing arrangement, said second low-pressure saturated steam to be carried out, and the two mixing low-pressure saturated steam is delivered to the said low pressure stage of said steam turbine.
Preferably, the pipeline between said thermal accumulator and the said saturated vapour mixing arrangement is provided with flow control valve, is used to regulate the vapour amount that is delivered to said saturated vapour mixing arrangement.
Preferably, said saturated vapour mixing arrangement is a separator.
Preferably, the pipeline between the said high pressure section of said thermal accumulator and said steam turbine is provided with steam-water separator.
Preferably, said low-pressure saturated steam recycling equipment also comprises the condenser system that is connected with the steam-expelling port of said steam turbine, and said condenser system comprises: vapour condenser, and said vapour condenser is communicated with the said steam-expelling port of said steam turbine; Cooling tower, said cooling tower is communicated with said vapour condenser through cooling waterpump, is used to said vapour condenser required cooling water is provided; Condensate water tank, said condensate water tank is communicated with said vapour condenser through condensate pump, is used to collect water of condensation; And waterback pump, said waterback pump is communicated with said condensate water tank, is used for said water of condensation is delivered to water supply system.
Preferably; Pipeline between the said low pressure stage of said drum and said steam turbine is provided with separator; Said separator also is communicated with said thermal accumulator; It is overheated to be used to make said first low-pressure saturated steam of a part in said separator, said second low-pressure saturated steam to be carried out; And the two mixing low-pressure saturated steam is delivered to the said low pressure stage of said steam turbine, said separator also is communicated with said condensate water tank, so that its isolated water of condensation is delivered to said condensate water tank.
Preferably, the pipeline between the said high pressure section of said thermal accumulator and said steam turbine is provided with steam-water separator, and said steam-water separator also is communicated with said condensate water tank, so that its isolated water of condensation is delivered to said condensate water tank.
Preferably, said steam turbine is connected with generator, to drive said generator.
Preferably, the steam-expelling port place of the steam-expelling port of said thermal accumulator and/or said drum is provided with pressure regulator valve.
Preferably; Said thermal accumulator is provided with and is used for the steam inlet that is communicated with converter; Be used to receive the low-pressure saturated steam that said converter by-product goes out; Said drum is provided with and is used for the steam inlet that is communicated with oven and/or shaft furnace, is used to receive the low-pressure saturated steam that said oven and/or said shaft furnace by-product go out.
Low-pressure saturated steam recycling equipment according to the utility model; By high pressure section discharge pressure and temperature all higher first low-pressure saturated steam of thermal accumulator to steam turbine; By low pressure stage discharge pressure and temperature all lower second low-pressure saturated steam of drum to steam turbine; This just makes the low-pressure saturated steam of winning in steam turbine, do work can to converge with second low-pressure saturated steam after a period of time; The two mixing low-pressure saturated steam continues acting, helps the continous-stable running of steam turbine, the simultaneously also abundant low-pressure saturated steam that has utilized different pressures temperature grade.
In the model utility content part, introduced the notion of a series of reduced forms, this will further explain in the embodiment part.The utility model content part does not also mean that key feature and the essential features that will attempt to limit technological scheme required for protection, does not more mean that the protection domain of attempting to confirm technological scheme required for protection.
Below in conjunction with accompanying drawing, specify the advantage and the characteristic of the utility model.
Description of drawings
Fig. 1 is the composition schematic representation according to the low-pressure saturated steam recycling equipment of an embodiment of the utility model.
Embodiment
In the description hereinafter, provided a large amount of concrete details and the utility model has been understood more completely so that provide.Yet, it will be apparent to one skilled in the art that the utility model can need not one or more these details and be able to enforcement.In other example,, describe for technical characteristicss more well known in the art for fear of obscuring with the utility model.
In order thoroughly to understand the utility model, detailed structure will be proposed in following description.Obviously, the execution of the utility model is not limited to the specific details that those skilled in the art has the knack of.The preferred embodiment of the utility model is described in detail as follows, yet except these were described in detail, the utility model can also have other mode of executions.
The utility model discloses a kind of low-pressure saturated steam recycling equipment; As shown in Figure 1; Mainly comprise thermal accumulator 10, drum 30 and steam turbine 50; Wherein, thermal accumulator 10 passes through pipeline connection with the high pressure section of steam turbine 50, to the high pressure section of steam turbine 50 first low-pressure saturated steam is provided by thermal accumulator 10; Drum 30 passes through pipeline connection with the low pressure stage of steam turbine 50, to the low pressure stage of steam turbine 50 second low-pressure saturated steam is provided by drum 30, and the pressure and temperature of first low-pressure saturated steam all is higher than second low-pressure saturated steam.
The above-mentioned embodiment of the utility model is recovered in the low-pressure saturated steam of different temperatures and pressure respectively in thermal accumulator 10 and the drum 30 earlier; And then, provide the second lower low-pressure saturated steam of pressure and temperature to the low pressure stage of steam turbine 50 by drum 30 by the first higher low-pressure saturated steam of the pressure and temperature of thermal accumulator 10 after the high pressure section of steam turbine 50 provides voltage stabilization and current stabilization.Particularly; Can on thermal accumulator 10 and drum 30, steam inlet be set; Thermal accumulator 10 is communicated with the converter of steel mill through its steam inlet; Receive the low-pressure saturated steam that the converter by-product goes out, drum 30 is communicated with the oven and/or the shaft furnace of steel mill through its steam inlet, receives the low-pressure saturated steam that oven and/or shaft furnace by-product go out.Usually, the pressure and temperature of the low-pressure saturated steam that goes out of converter by-product will be higher than the low-pressure saturated steam that oven, shaft furnace by-product go out.Pressure for second low-pressure saturated steam of first low-pressure saturated steam that can regulate thermal accumulator 10 output and/or drum 30 outputs; Can be simultaneously at the steam-expelling port place setting pressure modulating valve 70 of thermal accumulator 10 and drum 30, also can be only at one of them steam-expelling port place setting pressure modulating valve 70 of thermal accumulator 10 and drum 30.
Just begin acting behind the high pressure section of first low-pressure saturated steam entering steam turbine 50;, first low-pressure saturated steam can converge when flowing to the low pressure stage of steam turbine 50 with second low-pressure saturated steam; This moment, the two was mixed into one low-pressure saturated steam continuation acting, to keep the steady running of steam turbine 50.It is thus clear that in this embodiment, the low-pressure saturated steam of different pressures and temperature grade can both obtain utilizing, and has realized making full use of of low-pressure saturated steam.50 works of steam turbine can be used for directly driving equipment such as various pumps, compressor and blower fan.In addition, in a preferred implementation of the utility model, steam turbine 50 is connected with generator 90, drives generator 90 and generate electricity, think that the miscellaneous equipment in the production process provides electric energy.
Consideration from production safety; Still get into from the high pressure section and the low pressure stage of steam turbine 50 respectively for fear of steam turbine 50 first and second low-pressure saturated steams when breaking down; The fault of aggravation steam turbine 50; Therefore be respectively arranged with quick-closing valve 20 at the high pressure section of steam turbine 50 and the inlet of low pressure stage; Quick-closing valve 20 can cut off first low-pressure saturated steam and second low-pressure saturated steam immediately to the conveying of steam turbine 50 when steam turbine 50 breaks down, guarantee that steam turbine 50 avoids receiving further infringement, the running that after fault is got rid of, can recover normal and stable again.
According to above-mentioned embodiment the low-pressure saturated steam of different temperatures and pressure is fully utilized.But generally, low-pressure saturated steam can carry a certain amount of moisture; And, low pressure determines because guaranteeing the steam self property; It is prone to liquefy because of pressure reduces in conveying and acting process, and the temperature and pressure of saturated vapour is low more, and this phenomenon is obvious more.Can reduce the final stage steam quality in the steam turbine 50 if this low-pressure saturated steam gets into steam turbine 50, the blade that can cause steam turbine 50 produces water erosion and shortens working life of steam turbine 50.
Therefore, preferably, on the basis of above-mentioned embodiment, in the low-pressure saturated steam recycling equipment of the utility model, increase saturated vapour mixing arrangement 40.This saturated vapour mixing arrangement 40 is arranged on the pipeline between the low pressure stage of drum 30 and steam turbine 50; And be communicated with thermal accumulator 10, be used for first low-pressure saturated steam that a part of moderate pressure is higher be incorporated in the vapor mixing device 40 the second lower low-pressure saturated steam of pressure and temperature is carried out overheated.Little overheated second low-pressure saturated steam and the low pressure stage that is delivered to steam turbine 50 after this part first low-pressure saturated steam mixes.It is overheated through the part of the first higher low-pressure saturated steam of serviceability temperature and pressure the second lower low-pressure saturated steam of temperature and pressure to be carried out; Can obviously improve the mass dryness fraction of final stage saturated vapour in the steam turbine 50; Therefore; Alleviate the terminal degree of water erosion of steam turbine 50, when having guaranteed that steam turbine 50 can steady running, also prolonged the working life of steam turbine 50.
Be assigned to the vapour amount in the saturated vapour mixing arrangement 40 as for first low-pressure saturated steam, can regulate through on the pipeline between thermal accumulator 10 and the saturated vapour mixing arrangement 40, flow control valve 60 being set.And, preferably, adopt separator to use as saturated vapour mixing arrangement 40 in order further to reduce the humidity of low-pressure saturated steam, can further improve the mass dryness fraction of the mixing low-pressure saturated steam of the low pressure stage that is delivered to steam turbine 50 like this.Help further to reduce the degree of water erosion of steam turbine 50 ends behind this burst mixing low-pressure saturated steam entering steam turbine 50, help the steady running of steam turbine 50 and the prolongation in working life more.
Preamble is mentioned, and the low-pressure saturated steam that gets into steam turbine 50 has two strands, and one is the first simple low-pressure saturated steam, and its high pressure section from steam turbine 50 gets into steam turbine 50; Another strand is the mixing gas of a part of first low-pressure saturated steam and second low-pressure saturated steam, and its low pressure stage from steam turbine 50 gets into steam turbine 50.In order to improve the mass dryness fraction of the low-pressure saturated steam that gets into steam turbine 50, according to an aspect of the utility model, it is overheated that a part of first low-pressure saturated steam is carried out second low-pressure saturated steam.According to another aspect of the utility model, can also adopt separator to be delivered to the mass dryness fraction of mixing low-pressure saturated steam of the low pressure stage of steam turbine 50 with further raising as saturated vapour mixing arrangement 40.Can also on the pipeline between the high pressure section of thermal accumulator 10 and steam turbine 50, steam-water separator 11 be set according to another aspect of the utility model, to be used for improving the mass dryness fraction of first low-pressure saturated steam that is delivered to steam turbine 50 specially.Certainly, steam-water separator 11 is not restrict mutually with the setting of saturated vapour mixing arrangement 40 (further being separator), and in the two can only be set, and the effect with the mass dryness fraction that reaches more excellent raising low-pressure saturated steam also can be set simultaneously.
Can become exhaust steam after low-pressure saturated steam does work in steam turbine 50 discharges from the steam-expelling port of steam turbine 50; Just can be through connect condenser system 80 at the steam-expelling port place of steam turbine 50 with the heat absorption of exhaust steam to change water of condensation into; These water of condensation can offer converter or the oven of steel mill, the water supply system of shaft furnace operation, just can reach the purpose of conserve water resource through such setting.
Particularly, as shown in Figure 1, condenser system 80 comprises vapour condenser 81, cooling tower 83, condensate water tank 87 and waterback pump 82.This vapour condenser 81 is communicated with the steam-expelling port of steam turbine 50, is used to receive the exhaust steam of discharging through steam-expelling port.This cooling tower 83 is communicated with vapour condenser 81 through cooling waterpump 85, and for vapour condenser 81 provides required cooling water, cooling water gets into vapour condenser 81 backs and absorbs the heat in the exhaust steam, makes exhaust steam become liquid water of condensation by steam state.This condensate water tank 87 is communicated with vapour condenser 81 through condensate pump 89, is used to collect water of condensation.This waterback pump 82 is communicated with condensate water tank 87, is used for water of condensation is delivered to converter or the oven of steel mill, the water supply system of shaft furnace operation.
In the embodiment before the utility model, introduced and be provided with steam-water separator 11 and/or separator for the mass dryness fraction that improves low-pressure saturated steam; They can make portion of water in the low-pressure saturated steam from low-pressure saturated steam, break away from and this part moisture is discharged; So the condensate water tank 87 of condenser system 80 can also be used to receiving this part moisture.As for condensate water tank 87 and being connected of steam-water separator 11 and/or separator can be to be communicated with steam-water separator 11 and separator simultaneously; Receive moisture simultaneously from the two; Also can be communicated with, receive only the moisture of one of them with the two one of them.The whole condenser system 80 that is set to like this provides the more water resourcess that can use.
Low-pressure saturated steam recycling equipment according to the utility model; By high pressure section discharge pressure and temperature all higher first low-pressure saturated steam of thermal accumulator 10 to steam turbine 50; By low pressure stage discharge pressure and temperature all lower second low-pressure saturated steam of drum 30 to steam turbine 50; This just makes the low-pressure saturated steam of winning in steam turbine, do work can to converge with second low-pressure saturated steam after a period of time; The two mixing low-pressure saturated steam continues acting, helps the continous-stable running of steam turbine 50, the simultaneously also abundant low-pressure saturated steam that has utilized different pressures temperature grade.
The utility model is illustrated through the foregoing description, but should be understood that, the foregoing description just is used for for example and illustrative purposes, but not is intended to the utility model is limited in the described scope of embodiments.It will be understood by those skilled in the art that in addition; The utility model is not limited to the foregoing description; Instruction according to the utility model can also be made more kinds of variants and modifications, and these variants and modifications all drop in the utility model scope required for protection.The protection domain of the utility model is defined by appended claims book and equivalent scope thereof.
Claims (12)
1. a low-pressure saturated steam recycling equipment is characterized in that, comprises thermal accumulator, drum and steam turbine,
Wherein, said thermal accumulator is communicated with the high pressure section of said steam turbine, with the said high pressure section to said steam turbine first low-pressure saturated steam is provided; Said drum is communicated with the low pressure stage of said steam turbine, with the said low pressure stage to said steam turbine second low-pressure saturated steam is provided, and the pressure and temperature of said first low-pressure saturated steam all is higher than said second low-pressure saturated steam.
2. according to the described low-pressure saturated steam recycling equipment of claim 1, it is characterized in that, be provided with quick-closing valve at the said high pressure section of said steam turbine and the inlet of said low pressure stage.
3. according to the described low-pressure saturated steam recycling equipment of claim 1; It is characterized in that; Pipeline between the said low pressure stage of said drum and said steam turbine is provided with the saturated vapour mixing arrangement; Said saturated vapour mixing arrangement also is communicated with said thermal accumulator; It is overheated to be used to make said first low-pressure saturated steam of a part in said saturated vapour mixing arrangement, said second low-pressure saturated steam to be carried out, and the two mixing low-pressure saturated steam is delivered to the said low pressure stage of said steam turbine.
4. according to the described low-pressure saturated steam recycling equipment of claim 3; It is characterized in that; Pipeline between said thermal accumulator and the said saturated vapour mixing arrangement is provided with flow control valve, is used to regulate the vapour amount that is delivered to said saturated vapour mixing arrangement.
5. according to the described low-pressure saturated steam recycling equipment of claim 3, it is characterized in that said saturated vapour mixing arrangement is a separator.
6. according to the described low-pressure saturated steam recycling equipment of claim 1, it is characterized in that the pipeline between the said high pressure section of said thermal accumulator and said steam turbine is provided with steam-water separator.
7. according to the described low-pressure saturated steam recycling equipment of claim 1, it is characterized in that said low-pressure saturated steam recycling equipment also comprises the condenser system that is connected with the steam-expelling port of said steam turbine, said condenser system comprises:
Vapour condenser, said vapour condenser is communicated with the said steam-expelling port of said steam turbine;
Cooling tower, said cooling tower is communicated with said vapour condenser through cooling waterpump, is used to said vapour condenser required cooling water is provided;
Condensate water tank, said condensate water tank is communicated with said vapour condenser through condensate pump, is used to collect water of condensation; And
Waterback pump, said waterback pump is communicated with said condensate water tank, is used for said water of condensation is delivered to water supply system.
8. according to the described low-pressure saturated steam recycling equipment of claim 7; It is characterized in that; Pipeline between the said low pressure stage of said drum and said steam turbine is provided with separator; Said separator also is communicated with said thermal accumulator, and it is overheated to be used to make said first low-pressure saturated steam of a part in said separator, said second low-pressure saturated steam to be carried out, and the two mixing low-pressure saturated steam is delivered to the said low pressure stage of said steam turbine; Said separator also is communicated with said condensate water tank, so that its isolated water of condensation is delivered to said condensate water tank.
9. according to the described low-pressure saturated steam recycling equipment of claim 7; It is characterized in that; Pipeline between the said high pressure section of said thermal accumulator and said steam turbine is provided with steam-water separator; Said steam-water separator also is communicated with said condensate water tank, so that its isolated water of condensation is delivered to said condensate water tank.
10. according to the described low-pressure saturated steam recycling equipment of claim 1, it is characterized in that said steam turbine is connected with generator, to drive said generator.
11., it is characterized in that the steam-expelling port place of the steam-expelling port of said thermal accumulator and/or said drum is provided with pressure regulator valve according to the described low-pressure saturated steam recycling equipment of claim 1.
12. according to the described low-pressure saturated steam recycling equipment of claim 1; It is characterized in that; Said thermal accumulator is provided with and is used for the steam inlet that is communicated with converter; Be used to receive the low-pressure saturated steam that said converter by-product goes out, said drum is provided with and is used for the steam inlet that is communicated with oven and/or shaft furnace, is used to receive the low-pressure saturated steam that said oven and/or said shaft furnace by-product go out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200946486U CN202467946U (en) | 2012-03-14 | 2012-03-14 | Low-pressure saturated steam recycling apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200946486U CN202467946U (en) | 2012-03-14 | 2012-03-14 | Low-pressure saturated steam recycling apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202467946U true CN202467946U (en) | 2012-10-03 |
Family
ID=46916111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200946486U Expired - Lifetime CN202467946U (en) | 2012-03-14 | 2012-03-14 | Low-pressure saturated steam recycling apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202467946U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102562189A (en) * | 2012-03-14 | 2012-07-11 | 思安新能源股份有限公司 | Low-pressure saturated steam recycling equipment |
| CN114575947A (en) * | 2022-01-24 | 2022-06-03 | 中国神华煤制油化工有限公司 | Thermodynamic system, pressure adjusting method of steam main pipe of thermodynamic system and coal chemical industry waste heat utilization method |
-
2012
- 2012-03-14 CN CN2012200946486U patent/CN202467946U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102562189A (en) * | 2012-03-14 | 2012-07-11 | 思安新能源股份有限公司 | Low-pressure saturated steam recycling equipment |
| CN102562189B (en) * | 2012-03-14 | 2015-07-08 | 思安新能源股份有限公司 | Low-pressure saturated steam recycling equipment |
| CN114575947A (en) * | 2022-01-24 | 2022-06-03 | 中国神华煤制油化工有限公司 | Thermodynamic system, pressure adjusting method of steam main pipe of thermodynamic system and coal chemical industry waste heat utilization method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205477780U (en) | A low pressure bypass turbine system for high load condition of large -scale steam turbine | |
| CN207145026U (en) | Combined Cycle Unit steam turbine quickly starts warming-up system | |
| CN108843412B (en) | Steam turbine backheating system | |
| CN201171962Y (en) | Two-furnace one-tower type wet flue gas desulfurization device gas system | |
| CN102562189B (en) | Low-pressure saturated steam recycling equipment | |
| CN106949521A (en) | A kind of heat supply remodeling method for realizing the operation of turbine condenser high vacuum | |
| CN103397917A (en) | Back-pressure car driving water-feeding pump system and method adopting variable-frequency power generator for speed regulation | |
| CN106640237B (en) | A kind of system and its operation method improving thermoelectricity pure condensate unit flexibility | |
| CN107060918A (en) | A kind of many low pressure (LP) cylinder steam turbine generator set system optimization device and methods | |
| CN114233416A (en) | Dynamically-reconstructed steam turbine generator unit and operation method | |
| CN106402840A (en) | Method for cutting out high-pressure heater steam side valve for participating in unit primary frequency modulation and load adding | |
| CN202467946U (en) | Low-pressure saturated steam recycling apparatus | |
| CN103628937B (en) | Method for better utilizing waste gas of turboset | |
| CN106352321B (en) | The method that excision high-pressure heater participates in unit primary frequency modulation is bypassed based on water side | |
| CN108487955B (en) | Coal gas efficiency-increasing utilization system based on steam parameter promotion | |
| CN203375464U (en) | Linkage type air induction device in thermal power plant desulfurization smoke system | |
| CN202810977U (en) | Condensed steam back-heating type small-turbine driving rotation equipment system of thermal power plant | |
| CN202851092U (en) | Circulating water start-up system of steam turbine | |
| CN106401657A (en) | Coaxially arranged steam turbine optimizing configuration system and method | |
| CN208845236U (en) | The turbine generator water supply system of function cogeneration of heat and power | |
| CN210118174U (en) | Super capacitor auxiliary frequency modulation system based on unit self-energy storage | |
| CN113405086A (en) | Steam mixing system for realizing denitration and temperature raising and adjusting method thereof | |
| CN108119190A (en) | A kind of Optimization of Steam Turbine configuration system and method for split axle arrangement | |
| CN103335325A (en) | Linked draft device in desulfuration flue gas system of heat-engine plant and operation method of linked draft device | |
| CN201819572U (en) | Post-positioned power generation system of SP double-pressure vertical type boiler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121003 |