CN1987058A - Combustion machine and steam turbine combined circulation system for gas boiler - Google Patents
Combustion machine and steam turbine combined circulation system for gas boiler Download PDFInfo
- Publication number
- CN1987058A CN1987058A CN 200510134668 CN200510134668A CN1987058A CN 1987058 A CN1987058 A CN 1987058A CN 200510134668 CN200510134668 CN 200510134668 CN 200510134668 A CN200510134668 A CN 200510134668A CN 1987058 A CN1987058 A CN 1987058A
- Authority
- CN
- China
- Prior art keywords
- gas
- fired boiler
- gas fired
- steam
- described gas
- 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.)
- Granted
Links
Images
Classifications
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/16—Combined cycle power plant [CCPP], or combined cycle gas turbine [CCGT]
Landscapes
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
A gas turbine and steam turbine combined circulation system using gas boiler is composed of a gas turbine unit, a steam turbine unit, and a gas boiler using blast furnace gas as main fuel and with a combustion promoting air inlet connected to the exhaust outlet of gas turbine unit and an over-heat steam outlet connected with the steam inlet of steam turbine. Said gas boiler consists of negative-pressure combustion box, water cooled wall, over-heat grate, burner and steam drum.
Description
Technical field
The present invention relates to a kind of combustion machine-steam turbine combined cycle system of using gas fired boiler, the blast furnace gas that the gas fired boiler in this system uses iron and steel enterprise's blast furnace to produce acts as a fuel, and can improve the efficient of combined cycle system, reduces the cost of iron and steel enterprise.
Background technique
Chinese patent 98116785.3 discloses a kind of complete set of exhaust reheated combined cycle electric generating apparatus in prior art, boiler and steam turbine device and combustion gas turbine device is combined, make exhaust be heated the back as the condenser of thermal source to steam turbine device at boiler from above-mentioned combustion gas turbine device, water supply system is supplied with, be characterized in also having the cooling steam supply system that to supply with to the combustion gas turbine high-temperature portion from the steam of cold reheat system and make the cooling steam reclaiming system that the cooled steam of combustion gas turbine high-temperature portion is reclaimed by the intermediate pressure turbine intergrade, have cooled steam is recovered, further improve effects such as the generating complexes thermal efficiency.The exhaust heat boilers that adopt in existing gas turbine-steam turbine combined cycle (generating) device more, the combustion turbine exhaustion energy converts superheated vapor or saturated vapour in exhaust heat boiler; Exhaust heat boiler is based on convection heat exchange, does not have water-cooled wall apparatus, presses superheated vapor (4MPa/450 ℃) or sub-high pressure superheated vapor during exhaust heat boiler can only produce; Because the exhaust-heat boiler inlet temperature is low, smoke evacuation also will be more than 105 ℃, so the exhaust heat boiler thermal efficiency is below 80%.Its steam turbine generating heat consumption rate is below 32%.
In prior art, use gas turbine-steam turbine association circulating power generation system of low calorific value gas fuel to improve power requirements or the auxiliary medium-pressure boiler of increase that the method for exerting oneself is the increasing low-calorific-value gas turbine, its optional equipment is limited and price is higher; Because the usage mode of middle combustion value fuel and low calorie fuels is very unreasonable, causes the clean power supply efficiency of prior art combined cycle system not too high, for this reason, need to propose a kind of combustion machine-steam turbine combined cycle system of new use gas fired boiler.
Summary of the invention
The object of the present invention is to provide a kind of combustion machine-steam turbine combined cycle system of using gas fired boiler, the combustion machine of this system uses coke-stove gas, the blast furnace gas that gas fired boiler uses iron and steel enterprise's blast furnace to produce acts as a fuel, adopt the negative-pressure firing mode to produce high pressure superheated steam, use combustion turbine exhaustion to make combustion air, use the high voltage parameter steam turbine, can improve the clean power supply efficiency of combined cycle, the energy that is applicable to the low grade inflammable gas of iron and steel enterprise transforms, and reduces the cost of iron and steel enterprise.
The objective of the invention is by realizing: a kind of combustion machine-steam turbine combined cycle system of using gas fired boiler with following technical proposals, gas fired boiler, gas turbine installation, steam turbine installation are arranged, the combustion air import of described gas fired boiler bottom is communicated with the turbine exhaust mouth of described gas turbine installation by a hot-flow flue, and the superheated vapor outlet of described gas fired boiler is communicated with described steam turbine air inlet system; Described gas fired boiler is main fuel with the blast furnace gas, is provided with negative-pressure firing burner hearth, water-cooled wall apparatus, overheated fire grate, firing unit in the body of heater of described gas fired boiler, and described gas fired boiler top is provided with drum.
Compared with the prior art the present invention has following advantage:
1, owing to can use the gas turbine of smaller power in the system of the present invention, fuel gas supercharging wasted work is less, can the burn low calorie fuels of a large amount of low-heads of negative-pressure firing formula gas fired boiler can make a large amount of low grade inflammable gass convert high-grade mechanical energy effectively and reasonably to.Economy is higher.
2, owing to use combustion turbine exhaustion in the system of the present invention, help low-BTU gas smooth combustions under lower excess air coefficient such as blast furnace gas, inflammable matter after-flame degree height as combustion-supporting gas.
3, because the burning of the gas fired boiler in the system of the present invention generates hot that a part of anaerobic flue gas that also will continue to heat by contained in the combustion turbine exhaustion, to making the gas fired boiler combustion temperature in hearth below 1450 ℃, the oxynitrides growing amount is lower, helps environmental protection.
4, combined cycle system of the present invention has the ability of combined cycle, gas turbine single cycle, the operation of steam turbine single cycle.
5, with blast furnace gas, coke-stove gas be that fuel identical exerted oneself, in the combined cycle generation project of identical clean power supply efficiency, using the equipment gross investment of the present invention's configuration minimum that the consumption of blast furnace gas, coke-stove gas is than maximum.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples.
Fig. 1, structural representation of the present invention
Fig. 2, plan view of the present invention
Fig. 3, hot-flow flue structural representation of the present invention
Fig. 4, gas fired boiler structural representation of the present invention
Fig. 5, firing unit structural representation of the present invention (the A-A sectional view of Fig. 4)
Fig. 6, thermodynamic system schematic diagram of the present invention
Embodiment
Embodiment one:
Referring to Fig. 1, combustion machine of the present invention-steam turbine combined cycle system, gas fired boiler is arranged, gas turbine installation, steam turbine installation, the combustion air import 3083 of described gas fired boiler 300 bottoms is communicated with the turbine exhaust mouth 101 of described gas turbine installation 100 by a hot-flow flue 200, the turbine exhaust of gas turbine installation participates in burning as the negative-pressure firing burner hearth that combustion air directly enters gas fired boiler, the superheated vapor of described gas fired boiler outlet 301 is communicated with the steam steam inlet device of described steam turbine 400, and the superheated vapor of gas fired boiler generation changes into mechanical energy in steam turbine installation; Described gas fired boiler is main fuel with the blast furnace gas, is provided with negative-pressure firing burner hearth 309, water-cooled wall apparatus 310, overheated fire grate 302, firing unit 308 in the body of heater of described gas fired boiler, and described gas fired boiler top is provided with drum 312.
In a specific embodiment of the present invention, gas turbine installation has a rotor machine 110, and its generated output is 11.01MW; Gas turbine installation uses coke-stove gas, and the coke-stove gas compression horsepower is 1650KW, and the coke-stove gas consumption is 7276NM
3(calorific value of coke-stove gas is 17260KJ/NM to/h
3); The extraction flow of turbine is 46.03kg/s, and delivery temperature is 484 ℃; Oxygen content 15.0% in the turbine exhaust.Turbine exhaust directly enters a hot-flow flue 200.
Referring to Fig. 3, in the present embodiment, the hot-flow flue front portion is a diffuser 201, and an end of this diffuser is rounded to be connected with the turbine exhaust mouth, and the other end of this diffuser is rectangular to be passed through an elbow 202 and be connected with dibit baffle plate valve chamber 203.Dibit baffle plate valve chamber is three-way type parts, be provided with two interfaces and a Horizontal Exit up and down, interface is communicated with a bypass chimney 205 by an expansion joint 204 on it, its Horizontal Exit is communicated with a main wind passage 207 through changeover portion 206, these main wind passage both sides are provided with two shunting air channels 209 and a plurality of hot-flow flue outer pipe 210, this hot-flow flue outer pipe is connected by the corresponding a plurality of combustion air imports 3083 in flange and gas fired boiler bottom, between shunting air channel and the main wind passage expansion joint 208 is arranged respectively, respectively there are the leak informaton regulating valve 211 and the pipeline 212 that leaks informaton in two shunting air channels, the pipeline that leaks informaton communicates with the economizer flue of boiler, is used to regulate the combustion air volume that enters the gas fired boiler burner hearth.The single cycle interface 213 in shunting air channel joins with the blower device that the steam turbine installation single cycle is used, and combustion air is provided when being used for the steam turbine installation single cycle.Changeover portion 206 is provided with mends air channel interface 214, is used for benefit wind in case of necessity.The max-flow of turbine exhaust in hot-flow flue is fast 20.2m/s, and the resistance of hot-flow flue is 2000Pa, and the radiation loss of hot-flow flue is 10 ℃; Outlet blast 1500Pa.
Referring to Fig. 4, Fig. 5, used gas fired boiler is to be the negative-pressure firing formula boiler of main fuel with the blast furnace gas in the present embodiment, this boiler belongs to the product of public offering and use on the market, this gas fired boiler is made of furnace wall 311, negative-pressure firing burner hearth 309, water-cooled wall apparatus 310, overheated fire grate 302, firing unit 308, economizer 305, economizer flue 303, superheated vapor outlet 301, smokejack 307, steam bag 312, and economizer is provided with feed-water inlet 306 and water outlet 304.Firing unit is made of operation fuel pipe 3081, igniter fuel pipe 3082, combustion air import 3083.The furnace pressure of this boiler is-150Pa, and the outlet vapor pressure of this boiler is 9.87MPa, and outlet steam temperature is 540 ℃, and steam output is 166t/h, and feed temperature is 220 ℃.This boiler mainly uses blast furnace gas, and blast furnace gas pressure is 2700Pa, and the blast furnace gas consumption is 141200NM
3(blast furnace gas calorific value is 3247KJ/NM to/h
3).
In an embodiment of the present invention, the initial steam parameter of the superheated vapor of described gas fired boiler outlet can be: vapor pressure 3.5Mpa～14MPa, 400 ℃～540 ℃ of vapor (steam) temperatures.
Because gas fired boiler of the present invention is a kind of negative-pressure firing formula boiler, the fuel gas pressure parameter is low, can save considerable compress fuel gas merit when especially being fuel with a large amount of low-BTU gass.
Referring to Fig. 2, the steam turbine installation in the present embodiment has a rotor machine 420, and generated output is 48.95MW, and the initial steam pressure of steam turbine is 8.83MPa, and throttle (steam) temperature is 535 ℃.
The combined cycle gross capability 59.96MW of present embodiment; Total efficiency 37.0%; Outer output power 54.16MW; Net efficiency 33.40%.
Referring to Fig. 6, thermodynamic cycle principle of the present invention is as follows: fuel supplying device in the gas turbine installation 120 provides fuel to gas turbine, the turbine exhaust of gas turbine inserts the firing unit 308 of gas fired boiler 300 bottoms by hot-flow flue 200, enter the negative-pressure firing burner hearth by this device and participate in burning, in combined cycle of the present invention, turbine exhaust is main combustion air.The superheated vapor that gas fired boiler produces enters steam turbine by the steam steam inlet device 410 on hot steam outlet 301 and the steam turbine installation 400, and gas fired boiler provides gaseous fuel by fuel-device 320, and gas fume after burning is by chimney 430 dischargings.Auxiliary device 440 is finished the water cycle of steam turbine and gas fired boiler.Hot-flow flue is provided with mends the air channel interface, carries out necessary benefit wind by mending blower fan 130.
Present embodiment can carry out high efficient combined cycle, can also realize gas turbine installation single cycle, steam turbine installation single cycle.When needs gas turbine installation single cycle, the baffle plate of handling dibit baffle plate valve chamber makes the pathway closure of lower interface and Horizontal Exit, makes between lower interface and the last interface to be communicated with, and turbine exhaust directly enters the bypass chimney.When needs steam turbine installation single cycle, the turbine exhaust that does not re-use gas turbine installation is made combustion air, but start a blower device separately, fresh air is sent into the shunting air channel by single cycle interface 213, and enter the gas fired boiler firing unit by combustion air import 3083.Flexibility on this method of operation helps the reliabilty and availability that reaches high.For association circulating power generation system, can effectively reduce the probability that to power fully; Reduce probability and emptying amount that combustible gas is forced to emptying; This is that iron and steel, petrochemical industry, the chemical enterprise of continuously-running duty have significant values all the year round to technological process.
In the present embodiment, because the combustion machine is a small device, fuel gas supercharging wasted work is less, turbine exhaust contains oxygen about 15%, temperature is about in the of 500 ℃, the oxygen content needed low calorie fuels amount of boiler that enough burnouts in the combustion machine extraction flow, make combustion air with turbine exhaust and help low-BTU gas smooth combustions under lower excess air coefficient such as blast furnace gas on the one hand, inflammable matter after-flame degree height, boiler burning generates hot that contained in the combustion air a part of anaerobic flue gas that also will continue to heat on the other hand, to making combustion temperature at 1400 ℃ below-1450 ℃, the oxynitrides growing amount is lower.
Because the price and the maintenance expenses of gas turbine installation body and its spare part are relative higher,, can reduce combined cycle construction investment, maintenance and operating cost effectively because the employed gas turbine installation specification of this method is little.
In the present invention, by the gas turbine installation inhaled air in the firing chamber of gas turbine installation and in the boiler furnace of negative-pressure firing, passed through twice combustion-supporting; The low-head kinetic energy of the turbine exhaust of gas turbine installation, oxygen component and be equivalent to heat energy about gas turbine installation power twice press steam more than the parameter in participating in producing in the boiler of medium-pressure or high pressure (to ultrahigh pressure) parameter change into mechanical energy with the efficient of medium-pressure or high pressure parameter steam turbine installation.
In the present embodiment, combined cycle system is furnished with air compensation device, and the oxygen content of turbine exhaust reduces when atmospheric temperature rising and the reduction of gas turbine installation operating mode, and need provide required additional air quantity this moment by air compensation device.Benefit blower fan 130 in the air compensation device will be sent into hot-flow flue by mending air channel interface 214 from the casing ventilation gas of gas turbine, and the temperature of casing ventilation gas is 40 ℃～60 ℃.
Embodiment two:
A kind of combustion machine-steam turbine combined cycle system of using gas fired boiler, gas fired boiler, gas turbine installation, steam turbine installation are arranged, the combustion air import of described gas fired boiler bottom is communicated with the turbine exhaust mouth of described gas turbine installation by a hot-flow flue, and the superheated vapor outlet of described gas fired boiler is communicated with described steam turbine air inlet system; Described gas turbine installation is 5000～36000KJ/NM with calorific value
3Inflammable gas be fuel; Described gas fired boiler is a fuel with a kind of in rock gas, blast furnace-converter mixed gas, underground gasified gas, coal gas, coal-seam gas, chemical industry tail gas, the biogas, be provided with negative-pressure firing burner hearth, water-cooled wall apparatus, overheated fire grate, firing unit in the body of heater of described gas fired boiler, described gas fired boiler top is provided with drum.
In the present embodiment, the structure of the gas fired boiler of use, gas turbine installation, steam turbine installation and embodiment one are basic identical, and difference is that gas fired boiler is to be main fuel with the underground gasified gas.Steam turbine installation adopts the medium pressure steam parameter.Gas turbine installation is 5000～36000KJ/NM with calorific value
3Inflammable gas be fuel.
In the present embodiment, gas turbine installation has a rotor machine, and its generated output is 2.0MW, turbine exhaust flow 10.76kg/s, 525 ℃ of delivery temperatures, oxygen content 15.8%.Gas turbine installation uses coke-stove gas, coke-stove gas pressure 1.6MPa, coke-stove gas consumption 1630NM
3/ h (coke-stove gas calorific value 17670KJ/NM
3), coke-stove gas compression horsepower 250KW, turbine exhaust directly enter a hot-flow flue.
Peak Flow Rate 20m/s during turbine exhaust process hot-flow flue, flow 10.76kg/s, 521 ℃ of outlet temperatures, outlet pressure 1500Pa.
The maximum of air compensation device is mended air quantity 4000NM
3/ h mends 40 ℃ of wind-warm syndrome degree, pressure 2000Pa.
In the present embodiment, gas fired boiler is a negative-pressure firing formula superheated steam boiler, and this gas fired boiler uses underground gasified gas.Underground gasified gas consumption 15527NM
3/ h (underground gasified gas calorific value 6338KJ/NM
3), supply gas pressure 2700Pa.Gas fired boiler steam exit pressure 3.82MPa, 450 ℃ of steam exit temperatures, steam output 42t/h; 150 ℃ of feed temperatures.
In the present embodiment, steam turbine installation has a rotor machine, and generated output is 10MW, and the initial steam pressure of steam turbine is 3.43MPa, and throttle (steam) temperature is 435 ℃, throttle flow 42t/h.
The total generated output 12MW of the combined cycle of present embodiment, total generating efficiency 33.6%, clean output power 11.5MW, clean power supply efficiency 32.2%.
Because the process characteristic of underground gasification, the in good time component of underground gasified gas and calorific value less stable, gas production and calorific value are inverse relation, especially with the prolongation of production time, it is bigger that gas quality reduces amplitude, wants at least to adapt to 5400-7120KJ/NM according to the data in China colliery
3Variation, therefore air-makeup system and hot-flow flue increase, subtract regulating action to boiler auxiliary combustion wind oxygen content among the present invention, the characteristics that adapt to underground gasified gas more, combined cycle system of the present invention is used the practical equipment that provides for the large-scale commercial applications of China's underground gasified gas.
Claims (5)
1, a kind of combustion machine-steam turbine combined cycle system of using gas fired boiler, gas fired boiler, gas turbine installation, steam turbine installation are arranged, it is characterized in that: the combustion air import of described gas fired boiler bottom is communicated with the turbine exhaust mouth of described gas turbine installation by a hot-flow flue, and the superheated vapor outlet of described gas fired boiler is communicated with described steam turbine air inlet system; Described gas fired boiler is main fuel with the blast furnace gas, is provided with negative-pressure firing burner hearth, water-cooled wall apparatus, overheated fire grate, firing unit in the body of heater of described gas fired boiler, and described gas fired boiler top is provided with drum.
2, combined cycle system according to claim 1 is characterized in that: the initial steam parameter of the superheated vapor outlet of described gas fired boiler is: vapor pressure 3.5Mpa～14MPa, 400 ℃～540 ℃ of vapor (steam) temperatures.
3, combined cycle system according to claim 1 is characterized in that: the used blast furnace gas calorific value parameter of described gas fired boiler is 2900-3700KJ/NM
3
4, combined cycle system according to claim 1 is characterized in that: the hot-flow flue of described gas turbine installation is provided with two baffle plate valve chambers, bypass flue and secondary air channel road.
5, a kind of combustion machine-steam turbine combined cycle system of using gas fired boiler, gas fired boiler, gas turbine installation, steam turbine installation are arranged, it is characterized in that: the combustion air import of described gas fired boiler bottom is communicated with the turbine exhaust mouth of described gas turbine installation by a hot-flow flue, and the superheated vapor outlet of described gas fired boiler is communicated with described steam turbine air inlet system; Described gas turbine installation is 5000～36000KJ/NM with calorific value
3Inflammable gas be fuel; Described gas fired boiler is a fuel with a kind of in rock gas, blast furnace-converter mixed gas, underground gasified gas, coal gas, coal-seam gas, chemical industry tail gas, the biogas, be provided with negative-pressure firing burner hearth, water-cooled wall apparatus, overheated fire grate, firing unit in the body of heater of described gas fired boiler, described gas fired boiler top is provided with drum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510134668 CN1987058B (en) | 2005-12-19 | 2005-12-19 | Combustion machine and steam turbine combined circulation system for gas boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510134668 CN1987058B (en) | 2005-12-19 | 2005-12-19 | Combustion machine and steam turbine combined circulation system for gas boiler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1987058A true CN1987058A (en) | 2007-06-27 |
| CN1987058B CN1987058B (en) | 2010-05-12 |
Family
ID=38183980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510134668 Expired - Fee Related CN1987058B (en) | 2005-12-19 | 2005-12-19 | Combustion machine and steam turbine combined circulation system for gas boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1987058B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101852792B (en) * | 2009-03-31 | 2012-01-11 | 宝山钢铁股份有限公司 | Method for detecting sulfur content in fuel gas of combined cycle generator set |
| CN103122777A (en) * | 2011-11-21 | 2013-05-29 | 沈阳东方钢铁有限公司 | Super-high temperature steam power generating process |
| CN104314628A (en) * | 2014-10-14 | 2015-01-28 | 华电电力科学研究院 | Coal-fired unit and gas turbine combined type power generation system |
| CN107270280A (en) * | 2017-08-03 | 2017-10-20 | 贵州诺威施生物工程有限公司 | CFBB and recirculating fluidized bed combined cycle system |
| CN109990257A (en) * | 2019-03-18 | 2019-07-09 | 杭州杭锅工业锅炉有限公司 | Heat recovery coke oven superhigh-pressure high-temp reheating waste heat boiler |
| CN112267918A (en) * | 2020-10-23 | 2021-01-26 | 安徽康迪纳电力科技有限责任公司 | Special air release device for steam turbine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1072764A (en) * | 1991-11-25 | 1993-06-02 | 沈钧昌 | " combined cycle " energy saving retrofit technology of middle-size and small-size power plant (or unit) |
-
2005
- 2005-12-19 CN CN 200510134668 patent/CN1987058B/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101852792B (en) * | 2009-03-31 | 2012-01-11 | 宝山钢铁股份有限公司 | Method for detecting sulfur content in fuel gas of combined cycle generator set |
| CN103122777A (en) * | 2011-11-21 | 2013-05-29 | 沈阳东方钢铁有限公司 | Super-high temperature steam power generating process |
| CN104314628A (en) * | 2014-10-14 | 2015-01-28 | 华电电力科学研究院 | Coal-fired unit and gas turbine combined type power generation system |
| CN104314628B (en) * | 2014-10-14 | 2016-02-10 | 华电电力科学研究院 | A kind of coal unit and gas turbine combined power generation system |
| CN107270280A (en) * | 2017-08-03 | 2017-10-20 | 贵州诺威施生物工程有限公司 | CFBB and recirculating fluidized bed combined cycle system |
| CN109990257A (en) * | 2019-03-18 | 2019-07-09 | 杭州杭锅工业锅炉有限公司 | Heat recovery coke oven superhigh-pressure high-temp reheating waste heat boiler |
| CN112267918A (en) * | 2020-10-23 | 2021-01-26 | 安徽康迪纳电力科技有限责任公司 | Special air release device for steam turbine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1987058B (en) | 2010-05-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1987058B (en) | Combustion machine and steam turbine combined circulation system for gas boiler | |
| CN201218660Y (en) | Power generation apparatus by waste heat of sintering production | |
| CN108386295A (en) | A kind of integral biomass power generator | |
| CN104315500B (en) | A kind of biomass gasification combustion furnace | |
| CN109958535A (en) | A kind of system for waste incineration and combustion turbine combined power generation | |
| CN203190418U (en) | Novel garbage pyrolysis incineration equipment | |
| CN113072967A (en) | Poly-generation process for coupling coal and biomass pyrolysis | |
| CN104531226A (en) | Biomass gasified combustion heat supply method for industrial kiln stove | |
| CN2861755Y (en) | Combustion engine-fuel engine combined-cycle power generator using fuel gas boiler | |
| CN107062206B (en) | Direct combustion system and its application occur for biological fuel gas | |
| CN204529765U (en) | A kind of biomass gasification fired heating system for Industrial Stoves | |
| CN205560763U (en) | Mechanical stoker formula rubbish list stove gasification incineration boiler system | |
| CN202074513U (en) | Circulating fluidized-bed boiler for burning rice hulls | |
| CN104560218A (en) | Biomass gasifier/industrial gas boiler combined high-efficiency heating system | |
| CN204400929U (en) | A kind of biomass gasifying furnace and the efficient heating system of industrial combustion gas unified boiler | |
| CN205155976U (en) | Novel waste incinerator's preheated air system | |
| CN205560759U (en) | Mechanical stoker formula waste gasification burns dual -boiler power generation system | |
| CN201212729Y (en) | Biomass granular fuel boiler | |
| CN204693800U (en) | A kind of high-effect heat absorption boiler | |
| CN201074840Y (en) | Horizontal water-fire pipe dual-fire-grate inverse-burning boiler | |
| CN202643715U (en) | Gas steam combined cycle power generation process waste heat utilization system | |
| RU56969U1 (en) | GAS TURBINE INSTALLATION | |
| CN105464727A (en) | Boiler power generation system utilizing rubbish gasification and incineration synthesis gas | |
| CN104711039A (en) | Biomass steam-air united gasification device with function of waste-heat utilization and method | |
| CN217464394U (en) | Oxygen-eliminating device preheating system and power generation system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20100512 Termination date: 20141219 |
|
| EXPY | Termination of patent right or utility model |