CN205480908U - Blast furnace gas distributed energy system - Google Patents
Blast furnace gas distributed energy system Download PDFInfo
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- CN205480908U CN205480908U CN201620325210.2U CN201620325210U CN205480908U CN 205480908 U CN205480908 U CN 205480908U CN 201620325210 U CN201620325210 U CN 201620325210U CN 205480908 U CN205480908 U CN 205480908U
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- water
- blast furnace
- furnace gas
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/62—Absorption based systems
- Y02B30/625—Absorption based systems combined with heat or power generation [CHP], e.g. trigeneration
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Abstract
The utility model discloses a blast furnace gas distributed energy system is mainly through optimizing distribution to the regional ability source user of blast furnace ironmaking to blast furnace gas jointly supplies multiple energy forms such as cold, heat, electricity, merits for fuel. The utility model discloses the steam that blast furnace gas distributed energy system's blast furnace gas boiler produced passes through the acting of back pressure steam turbine drive blast furnace air machine earlier, then drive condensing steam turbine drive generator work the power output, drives hot water type absorption refrigeration unit work when further carrying out step recycle output heat source to blast furnace gas waste heat of boiler flue gas and provides the cold source for the user of freezing. The utility model discloses blast furnace gas distributed energy system has realized the thermodynamic (al) performance improvements of system, has improved the energy comprehensive utilization efficiency of system.
Description
Technical field
This utility model relates to a kind of blast furnace gas distributed energy resource system.
Background technology
" energy, environment, development " is three big themes of face of mankind nowadays, the reasonable development of the energy and profit
With the important guarantee being environmental friendliness and human kind sustainable development.In the rapid economic development in past more than 30 year,
The sustainable development to China of environmental pollution that the energy resource structure being master with coal is caused and ecological problem causes
Immense pressure.Coal exploitation, transport and utilize link can cause the destruction to land resource, to water provide
The destruction in source and atmospheric pollution.How improving energy consumption structure, it is real for reducing environmental pollution to greatest extent
The key issue that the existing strategy of sustainable development is faced.
For reply Global climate change, China plans to the year two thousand twenty unit GDP CO2 emission
Declined 40%～45% than 2005, wherein the contribution rate of Energy Conservation high energy efficiency to reach more than 85%, this
Also huge challenge is brought to energy-saving and emission-reduction.
In today of energy supply growing tension, save energy and reduce the cost, make rational use of resources, improve utilization of energy effect
Rate has become people's question of common concern, the fundamental way of Ye Shi China energy development.In order to improve the energy
Utilization ratio, in the urgent need to by the electricity of high-quality and inferior hot and cold three kinds of energy requirement organic unities,
What cool and thermal power distributed energy resource system emerged just in Energy restructuring improves efficiency of energy utilization
A kind of Optimum utilization ways, it is mounted in the high-efficiency cold-hot chp system of user side, is at load center
Realize the modern energy method of supplying of energy supply nearby.
Distributed energy energy comprehensive utilization ratio reaches 70%～90%, and fractional energy savings reaches 20%～40%, it is achieved
Science can and energy cascade utilization, meet energy-conserving and environment-protective and requirement of building a conservation-minded society.Distributed energy
Source is solution China energy and environment problem, carries forward vigorously energy-saving and emission-reduction and the important technology approach of science energy,
It has the features such as energy efficiency height, safety, economy, environmental friendliness concurrently, is to build future new era energy system
The key technology of system.
Steel and iron industry is one of basic industry of China, is mainstay of the national economy industry, and it is in whole state
People's economy plays very important effect.Steel and iron industry production procedure is that huge, a complicated energy follows
Loop systems, in each production process of this system, also exists substantial amounts of energy demand user, and these users
Existence energy is big, uneven by energy condition, user puts the features such as dispersion.For a long time, steel plant are always
It is promoted to Major Developmental Objectives with optimization and upgrading, process equipment capacity and the scale of each production technology itself,
For the attention degree of heat integration well below other industrial circles, cause steel industry energy profit
Significant waste, even have impact on the development and progress speed of steel and iron industry.Therefore, each for steel plant
Production process with Conformity planning can be carried out, build a set of rational distributed energy and utilize system, have weight
The economic benefit wanted and social value.
In smelting iron and steel flow process, substantial amounts of by-product gas can be produced, including blast furnace gas, coal gas of converter and
Coke-stove gas.Wherein, the yield of blast furnace gas is maximum, but owing to blast furnace gas calorific value is low, steel plant pair
The utilization of blast furnace gas is the most insufficient.At present, the commonly used blast furnace gas boiler of steel plant adds steam turbine generator
The pattern of group utilizes blast furnace gas, but the comprehensive utilization rate of energy source of this pattern only has about 35%,
There is the biggest gap in 70%～90% comprehensive utilization ratio accessible with NG Distributed Energy System, if
Can be in conjunction with steel mill's energy situation, according to the principle construction one of " distribution according to need, energy boil on the nape opposite the mouth, cascade utilization "
Overlap distributed energy resource system based on blast furnace gas, it is achieved science energy, optimization energy, necessarily can produce can
The income seen, structural adjustment, optimization and upgrading for steel and iron industry produce important impetus.
Utility model content
This utility model provides a kind of and is capable of energy cascade utilization and to cold and hot based on blast furnace gas
The various energy resources forms such as electric work carry out the blast furnace gas distributed energy resource system of joint supply.
For reaching above-mentioned purpose, this utility model one blast furnace gas distributed energy resource system, including blast furnace coal
Gas boiler, the steam (vapor) outlet of described blast furnace gas boiler is sequentially connected with by jet chimney and is provided with back pressure type vapour
Turbine, condensing turbine, be disposed with one-level gas-water in the back-end ductwork of described blast furnace gas boiler
Heat exchanger, secondary smoke-water-to-water heat exchanger；
Wherein, described back pressure turbine is coaxially connected with blast furnace blower, described back pressure steam turbine drive
Described blast furnace blower does work；Described condensing turbine is connected with generator coaxle, described condensing-type steamer
Machine drives described electrical power generators；
The water side-entrance of described one-level gas-water heat exchanger and water side outlet respectively with hot water operated absorption refrigerating machine
The hot water outlet of group is connected with hot water inlet, and wherein, the water side outlet of described one-level gas-water heat exchanger separates
One road arm is connected with office and workshop heating user；
The chilled water import of described hot water operated absorption refrigerating machine group and chilled water outlet fill with air dehumidification respectively
The chilled water outlet put is connected with chilled water import, the chilled water outlet of described hot water operated absorption refrigerating machine group
Separate a road arm to be connected with office and workshop refrigeration consumer.
Further, the jet chimney between described back pressure turbine and described condensing turbine is arranged
There is reheater.
Further, described one-level gas-water heat exchanger connects with the hot water of described hot water operated absorption refrigerating machine group
Being provided with the first water circulating pump on adapter road, described hot water operated absorption refrigerating machine group fills with described air dehumidification
It is provided with the second water circulating pump on the chilled water connecting line put.
Further, it is provided with back pressure turbine between steam inlet and the outlet of described back pressure turbine
Steam by-pass, described back pressure turbine steam by-pass is provided with the first reducing-and-cooling plant；
It is provided with condensing turbine steam by-pass between steam inlet and the outlet of described condensing turbine,
It is provided with the second reducing-and-cooling plant in described condensing turbine steam by-pass.
Further, described condensing turbine is connected with condenser by blow-off line, described condenser and
Condensate pump, gland heater, low-pressure heater are gone here and there successively along condensation Water flow-path in thermodynamic system of steam tur
Connection connects, the next stage bleeder heater condensing water out and Steam Turbine Regenerative System of described low-pressure heater
It is connected；The water side-entrance of described secondary smoke-water-to-water heat exchanger and water side outlet respectively with described low-pressure heater
Incoming condensing water pipeline is connected with outlet condensing water conduit.
Further, described air dehumidifying device is connected with described blast furnace blower by air line, described
The air outlet slit of blast furnace blower is connected with blast funnace hot blast stove by pipeline.
Further, described secondary smoke-water-to-water heat exchanger is connected in parallel with described low-pressure heater, described two grades
The water side-entrance pipeline of gas-water heat exchanger and the import of water side outlet pipeline and described low-pressure heater condense
It is respectively arranged with valve on waterpipe and outlet condensing water conduit.
Further, the fume side exhaust pass of described secondary smoke-water-to-water heat exchanger is connected with chimney, and described two
It is provided with air-introduced machine on the fume side exhaust pass of level gas-water heat exchanger.
It is many that this utility model blast furnace gas distributed energy resource system realizes cold and hot electric work etc. with blast furnace gas for fuel
Plant the joint supply of energy form: it is high that the steam that blast furnace gas boiler produces first passes through back pressure steam turbine drive
Stove aerator output work, then drives condensing turbine to drive generator operation output electricity, further to height
Producer gas residual heat from boiler fume carries out driving hot-water type absorption refrigeration while step recycles output thermal source
Unit work provides low-temperature receiver for refrigeration consumer.This utility model blast furnace gas distributed energy resource system is by height
The energy source user in stove ironmaking region be optimized integrated, with blast furnace gas as fuel, to hot and cold, electric, merit
Joint supply is carried out, former according to " distribution according to need, energy boil on the nape opposite the mouth, cascade utilization " etc. various energy resources form
Then construct a set of distributed energy resource system based on blast furnace gas, can be greatly improved compared with pattern with tradition
Comprehensive utilization rate of energy source, it is achieved that the performance improvement of systems thermodynamics, the science that reaches can, optimize to be used
The purpose of energy.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of embodiment 1 blast furnace gas distributed energy resource system.
Detailed description of the invention
Below in conjunction with Figure of description, this utility model is further described.
Embodiment 1
As it is shown in figure 1, the present embodiment blast furnace gas distributed energy resource system, including blast furnace gas boiler 1, the back of the body
Pressure type steam turbine 2, reheater 3, condensing turbine 4, blast furnace blower 5, electromotor 6, condenser 7,
Condensate pump 8, gland heater 9, low-pressure heater 10, one-level gas-water heat exchanger 11, secondary smoke-
Water-to-water heat exchanger 12, air-introduced machine 13, chimney 14, hot water operated absorption refrigerating machine organizes 15, air dehumidifying device
16, first water circulating pump the 17, second water circulating pump 18, back pressure turbine steam by-pass 19, the first desuperheat
Decompressor 20, condensing turbine steam by-pass 21, the second reducing-and-cooling plant 22, wherein:
Described blast furnace gas boiler 1 and described one-level gas-water heat exchanger 11, secondary smoke-water-to-water heat exchanger 12,
Air-introduced machine 13, chimney 14 connect by flue is in sequential series, and described blast furnace gas boiler 1 with blast furnace gas is
Fuel, the flue gas that blast furnace gas boiler 1 back-end ductwork is discharged is introduced into one-level gas-water heat exchanger 11 and carries out one
Secondary heat exchange, carries out secondary heat exchange subsequently into secondary smoke-water-to-water heat exchanger 12, is then passed through air-introduced machine 13 liters
By chimney 14 row to air after pressure；
The steam (vapor) outlet of described blast furnace gas boiler 1 and described back pressure turbine 2, reheater 3, condensing-type
Steam turbine 4 is sequentially connected by jet chimney, and the steam that blast furnace gas boiler 1 produces is introduced into back pressure type vapour
Turbine 2, back pressure turbine 2 described in red switch does work, and carries out reheating subsequently into reheater 3, finally enters
Described condensing turbine 4.
Described back pressure turbine 2 is coaxially connected with described blast furnace blower 5, drags blast furnace blower 5 and transports
Turn acting；Described condensing turbine 4 is coaxially connected with described electromotor 6, and drawing generator 6 operating is sent out
Electricity.
Described condensing turbine 4 is connected with described condenser 7 by blow-off line；Described condenser 7 with
Condensate pump 8, gland heater 9, low-pressure heater 10 edge in thermodynamic system of steam tur condenses Water flow-path
Being sequentially connected in series and connect, the outlet of described low-pressure heater 10 condenses water and delivers to steam turbine next stage bleeder heater；
The water side-entrance of described secondary smoke-water-to-water heat exchanger 12 and water side outlet respectively with described low-pressure heater 10
Incoming condensing water pipeline is connected with outlet condensing water conduit, described secondary smoke-water-to-water heat exchanger 12 and described low pressure
Heater 10 is connected in parallel, the water side-entrance pipeline of described secondary smoke-water-to-water heat exchanger 12 and water side outlet pipe
It is respectively arranged with valve on the incoming condensing water pipeline of road and described low-pressure heater 10 and outlet condensing water conduit
Door, the condensation water from gland heater 9 switches over selection by valve and flows through described secondary smoke-water and change
Steam turbine next stage bleeder heater is sent into after hot device 12 or described low-pressure heater 10；
Water side-entrance and the water side outlet of described one-level gas-water heat exchanger 11 absorb with described hot-water type respectively
The hot water outlet of formula refrigeration unit 15 is connected with hot water inlet, and described one-level gas-water heat exchanger 11 is described
Hot water operated absorption refrigerating machine organizes 15 offer driving heat source；The water side of described one-level gas-water heat exchanger 11 goes out
Mouth separates a road arm and is connected with office and workshop heating user, provides thermal source for office and workshop heating user.
Described hot water operated absorption refrigerating machine organize 15 chilled water import and chilled water outlet respectively with air dehumidifying device
The chilled water outlet of 16 is connected with chilled water import, and described hot water operated absorption refrigerating machine organizes 15 for described air
Dehumidifying device 16 provides low-temperature receiver；Described hot water operated absorption refrigerating machine organizes the chilled water outlet of 15 and separates a road
Arm is connected with office and workshop refrigeration consumer, provides low-temperature receiver for office and workshop refrigeration consumer.
Described one-level gas-water heat exchanger 11 and described hot water operated absorption refrigerating machine organize the hot water connecting tube of 15
Being provided with the first water circulating pump 17 on road, described hot water operated absorption refrigerating machine organizes 15 and fills with described air dehumidification
Put and on the chilled water connecting line of 16, be provided with the second water circulating pump 18, to overcome pipe resistance；
Described air dehumidifying device 16 is connected with described blast furnace blower 5 by air line, and described air takes off
Air after cooling dehumidification is delivered to described blast furnace blower 5 and is compressed by wet device 16, blast furnace blower 5
Outlet air deliver to blast funnace hot blast stove by pipeline；
It is provided with back pressure turbine steam by-pass 19 between the inlet and outlet of described back pressure turbine 2,
The first reducing-and-cooling plant 20 it is provided with in described back pressure turbine steam by-pass 19；
It is provided with condensing turbine steam by-pass 21 between the inlet and outlet of described condensing turbine 4,
The second reducing-and-cooling plant 22 it is provided with in described condensing turbine steam by-pass 21；
Preferably, blast furnace gas boiler 1 and back pressure turbine 2 use superhigh-pressure high-temp parameter.
Having the beneficial effects that of the present embodiment blast furnace gas distributed energy resource system:
1) with blast furnace gas as fuel, the various energy resources forms such as hot and cold, electric, merit are carried out joint supply,
Integrated Energy profit is substantially increased compared with the compound mode that traditional blast furnace gas boiler joins Turbo-generator Set
By efficiency, and achieved the performance improvement of systems thermodynamics by energy cascade utilization.
2) use steam turbine to drive blast furnace blower, compared to conventional motorized motions mode, can reduce defeated
Distribution system buck and the energy loss of motor, increase economic efficiency；The height that blast furnace gas boiler produces
Parameter steam setter moves back pressure turbine to drag blast furnace blower, drives condensing turbine to enter the most again
Row generating, compared with conventional all employings condensing turbine, can save a set of condenser and recirculated water is correlated with
Auxiliary equipment, simplified system, reduces investment；
This utility model can control turning of back pressure turbine by the regulation of back pressure turbine throttle flow
Speed, and then realize the operation control of blast furnace air fan delivery and blast；Use back pressure turbine rather than downstream
Condensing turbine drive blast furnace blower, it is ensured that require blast furnace blower regulation quick rings
Should；
Additionally, under the conditions of equal blast furnace gas consumption, answer vapour with conventional employing blast furnace gas boiler pairing
Dynamic blower unit and residue blast furnace gas use the compound mode phase that blast furnace gas boiler joins Turbo-generator Set
Ratio, the capacity of power unit that this utility model uses is bigger, and in hgher efficiency, macroeconomic is more preferable, and is
System is simply a lot, and Installed capital cost and floor space are the most much smaller.
3) steam discharge of back pressure turbine is first sent into after blast furnace gas boiler carries out reheating and is entered back into condensing-type steamer
Machine red switch unit does work, and on the one hand can improve the thermal efficiency of cycle of whole unit, on the other hand can improve condensing
Steam quality at a few grade blade of formula steam turbine most end, improves the service condition of last stage vane of steam turbine, favorably
In unit safety operation.
4) setting of back pressure turbine steam by-pass and condensing turbine steam by-pass not only contributes to improve
The startability of unit, also helps the system stability under accident condition；Additionally, back pressure turbine steam
Bypass may also operate as protecting reheater, makes the effect that reheater is adequately cooled, and condensing turbine
Steam by-pass then can ensure the normal fortune of back pressure turbine under condensing turbine accident or stopped status
OK, thus preferentially ensure the properly functioning of blast furnace blower, it is to avoid owing to Turbo-generator Sets Faults causes height
The stoppage in transit of furnace system.
5) the low-temperature waste heat resource during the degree of depth reclaims blast furnace gas boiler tail flue gas, arranges two-stage gas-water and changes
Hot device absorbs the heat in flue gas, and the final exhaust gas temperature of blast furnace gas boiler can be greatly reduced, and improves height
The energy utilization rate of producer gas boiler.
6) by blast furnace gas boiler thermal flue gas hot water preparing, and drive refrigeration unit, and then be that air is cold
But dehumidifying device provides low-temperature receiver, and the low water capacity air that dehumidifying device is produced sends into blast furnace, it is possible to decrease blast furnace
Coke ratio, stablizes conditions of blast furnace, improves blast furnace production capacity.
7) heat Steam Turbine Regenerative System by blast furnace gas boiler thermal flue gas and condense water, substitute steam turbine
Low-pressure heater draws gas, and the low-pressure heater of exclusion draws gas and can continue to do work in condensing turbine, increases
Large-sized unit generated energy.
8) fume waste heat of cascade utilization blast furnace gas boiler outlet, arranges cigarette according to the temperature height of medium
The position of air-water heat exchanger, is arranged on flue gas by the gas-water heat exchanger connected with hot water absorption refrigeration unit
Previous stage in flow process, is arranged on the gas-water heat exchanger connected with Steam Turbine Regenerative System condensing water conduit
Rear stage in flue gas flow, absorbs relatively-high temperature by the hot water of the absorption refrigeration unit of relatively-high temperature
Flue gas in heat, condense water by the Steam Turbine Regenerative System of relative low temperature and absorb the cigarette of relative low temperature
Heat in gas, it is achieved that the reasonable cascade utilization of smoke heat energy.
Above, preferred embodiment the most of the present utility model, but protection domain of the present utility model does not limit to
In this, any those familiar with the art, can be light in the technical scope that this utility model discloses
The change being readily conceivable that or replacement, all should contain within protection domain of the present utility model.Therefore, this practicality
Novel protection domain should be as the criterion with the protection domain that claim is defined.
Claims (8)
1. a blast furnace gas distributed energy resource system, it is characterised in that: include blast furnace gas boiler, described
The steam (vapor) outlet of blast furnace gas boiler is sequentially connected with by jet chimney and is provided with back pressure turbine, condensing-type
Steam turbine, the back-end ductwork of described blast furnace gas boiler is disposed with one-level gas-water heat exchanger, two grades
Gas-water heat exchanger；
Wherein, described back pressure turbine is coaxially connected with blast furnace blower, described back pressure steam turbine drive
Described blast furnace blower does work；Described condensing turbine is connected with generator coaxle, described condensing-type steamer
Machine drives described electrical power generators；
The water side-entrance of described one-level gas-water heat exchanger and water side outlet respectively with hot water operated absorption refrigerating machine
The hot water outlet of group is connected with hot water inlet, and wherein, the water side outlet of described one-level gas-water heat exchanger separates
One road arm is connected with office and workshop heating user；
The chilled water import of described hot water operated absorption refrigerating machine group and chilled water outlet fill with air dehumidification respectively
The chilled water outlet put is connected with chilled water import, the chilled water outlet of described hot water operated absorption refrigerating machine group
Separate a road arm to be connected with office and workshop refrigeration consumer.
Blast furnace gas distributed energy resource system the most according to claim 1, it is characterised in that: the described back of the body
It is provided with reheater on jet chimney between pressure type steam turbine and described condensing turbine.
Blast furnace gas distributed energy resource system the most according to claim 1, it is characterised in that: described one
It is provided with first on the hot water connecting line that level gas-water heat exchanger and described hot water operated absorption refrigerating machine organize to follow
Ring water pump, on the chilled water connecting line of described hot water operated absorption refrigerating machine group and described air dehumidifying device
It is provided with the second water circulating pump.
Blast furnace gas distributed energy resource system the most according to claim 1, it is characterised in that: the described back of the body
It is provided with back pressure turbine steam by-pass, described back pressure type between steam inlet and the outlet of pressure type steam turbine
It is provided with the first reducing-and-cooling plant in steam-turbine bypass；
It is provided with condensing turbine steam by-pass between steam inlet and the outlet of described condensing turbine,
It is provided with the second reducing-and-cooling plant in described condensing turbine steam by-pass.
Blast furnace gas distributed energy resource system the most according to claim 1, it is characterised in that: described solidifying
Vapour formula steam turbine is connected with condenser by blow-off line, described condenser and condensate pump, gland heater,
Low-pressure heater is sequentially connected in series along condensation Water flow-path in thermodynamic system of steam tur and connects, described low-pressure heater
Condense water out be connected with the next stage bleeder heater of Steam Turbine Regenerative System；Described secondary smoke-water changes
The water side-entrance of hot device and water side outlet are solidifying with the incoming condensing water pipeline of described low-pressure heater and outlet respectively
Bear water pipeline to be connected.
Blast furnace gas distributed energy resource system the most according to claim 1, it is characterised in that: described sky
Gas dehumidifying device is connected with described blast furnace blower by air line, the air outlet slit of described blast furnace blower
It is connected with blast funnace hot blast stove by pipeline.
Blast furnace gas distributed energy resource system the most according to claim 5, it is characterised in that: described two
Level gas-water heat exchanger is connected in parallel with described low-pressure heater, and the water side of described secondary smoke-water-to-water heat exchanger is entered
The incoming condensing water pipeline of mouth pipeline and water side outlet pipeline and described low-pressure heater and outlet condensate pipe
Valve it is respectively arranged with on road.
Blast furnace gas distributed energy resource system the most according to claim 1, it is characterised in that: described two
The fume side exhaust pass of level gas-water heat exchanger is connected with chimney, the flue gas of described secondary smoke-water-to-water heat exchanger
It is provided with air-introduced machine on side outlet flue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620325210.2U CN205480908U (en) | 2016-04-15 | 2016-04-15 | Blast furnace gas distributed energy system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620325210.2U CN205480908U (en) | 2016-04-15 | 2016-04-15 | Blast furnace gas distributed energy system |
Publications (1)
| Publication Number | Publication Date |
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| CN205480908U true CN205480908U (en) | 2016-08-17 |
Family
ID=56640186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620325210.2U Withdrawn - After Issue CN205480908U (en) | 2016-04-15 | 2016-04-15 | Blast furnace gas distributed energy system |
Country Status (1)
| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105737123A (en) * | 2016-04-15 | 2016-07-06 | 中冶华天工程技术有限公司 | Blast furnace gas distributed energy system |
| CN106610016A (en) * | 2017-01-12 | 2017-05-03 | 浙江城建煤气热电设计院有限公司 | Combined heat and power generation system under super-high temperature and super-high pressure parameters and method thereof |
-
2016
- 2016-04-15 CN CN201620325210.2U patent/CN205480908U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105737123A (en) * | 2016-04-15 | 2016-07-06 | 中冶华天工程技术有限公司 | Blast furnace gas distributed energy system |
| CN106610016A (en) * | 2017-01-12 | 2017-05-03 | 浙江城建煤气热电设计院有限公司 | Combined heat and power generation system under super-high temperature and super-high pressure parameters and method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160817 Effective date of abandoning: 20171013 |