CN201280956Y - Flue gas waste heat recovering and generating set - Google Patents
Flue gas waste heat recovering and generating set Download PDFInfo
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- CN201280956Y CN201280956Y CNU2008201394759U CN200820139475U CN201280956Y CN 201280956 Y CN201280956 Y CN 201280956Y CN U2008201394759 U CNU2008201394759 U CN U2008201394759U CN 200820139475 U CN200820139475 U CN 200820139475U CN 201280956 Y CN201280956 Y CN 201280956Y
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- 239000003546 flue gas Substances 0.000 title claims abstract description 42
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 239000002918 waste heat Substances 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 238000010438 heat treatment Methods 0.000 claims abstract description 22
- 239000007789 gas Substances 0.000 claims abstract description 18
- 238000011084 recovery Methods 0.000 claims abstract description 17
- 238000003860 storage Methods 0.000 claims abstract description 10
- 239000012530 fluid Substances 0.000 claims description 36
- 239000006200 vaporizer Substances 0.000 claims description 23
- 230000005611 electricity Effects 0.000 claims description 15
- 238000010248 power generation Methods 0.000 claims description 12
- 238000002347 injection Methods 0.000 claims description 11
- 239000007924 injection Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 4
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- 238000005859 coupling reaction Methods 0.000 claims description 4
- 239000012071 phase Substances 0.000 abstract description 9
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- 230000001174 ascending effect Effects 0.000 abstract 4
- 238000009835 boiling Methods 0.000 description 17
- 230000000694 effects Effects 0.000 description 13
- 239000003517 fume Substances 0.000 description 9
- 238000002309 gasification Methods 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 238000001816 cooling Methods 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- RGSFGYAAUTVSQA-UHFFFAOYSA-N Cyclopentane Chemical compound C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
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- 230000002950 deficient Effects 0.000 description 2
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- 206010022000 influenza Diseases 0.000 description 2
- NNPPMTNAJDCUHE-UHFFFAOYSA-N isobutane Chemical compound CC(C)C NNPPMTNAJDCUHE-UHFFFAOYSA-N 0.000 description 2
- QWTDNUCVQCZILF-UHFFFAOYSA-N isopentane Chemical compound CCC(C)C QWTDNUCVQCZILF-UHFFFAOYSA-N 0.000 description 2
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 2
- 125000001340 2-chloroethyl group Chemical class [H]C([H])(Cl)C([H])([H])* 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
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- 238000004939 coking Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000006392 deoxygenation reaction Methods 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- PXBRQCKWGAHEHS-UHFFFAOYSA-N dichlorodifluoromethane Chemical compound FC(F)(Cl)Cl PXBRQCKWGAHEHS-UHFFFAOYSA-N 0.000 description 1
- AFABGHUZZDYHJO-UHFFFAOYSA-N dimethyl butane Natural products CCCC(C)C AFABGHUZZDYHJO-UHFFFAOYSA-N 0.000 description 1
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- DMEGYFMYUHOHGS-UHFFFAOYSA-N heptamethylene Natural products C1CCCCCC1 DMEGYFMYUHOHGS-UHFFFAOYSA-N 0.000 description 1
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- 229920006395 saturated elastomer Polymers 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N sec-butylidene Natural products CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
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- 230000002463 transducing effect Effects 0.000 description 1
- CYRMSUTZVYGINF-UHFFFAOYSA-N trichlorofluoromethane Chemical compound FC(Cl)(Cl)Cl CYRMSUTZVYGINF-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to a flue gas waste heat recovery generating set which is composed of a heating system, an oil filling system and a generating system; the heating system is composed of a heat-conducting oil boiler, a filter, a divided oil tank, an ascending circulating pump, an oil collecting tank, an oil ascending pipeline and an oil descending pipeline; the heat-conducting oil boiler is communicated with a main flue by a by-pass flue, and a flue gas switching adjusting valve is arranged in the by-pass flue; the oil filling system is connected with the oil ascending pipeline in parallel, and the oil filling system is composed of an oil filling pump, an expansion slot, a hot oil pump and a hot oil storage tank; the generating system is composed of an evaporator, a secondary preheater, a turbine, a dynamo, a first preheater, a condenser and a working medium circulating pump; the working medium circulating pump is arranged on a working medium liquid phase pipeline, and the oil ascending pipeline, an oil-filling pipeline and a working medium gas phase pipeline are provided with controlling valves. The generating set adopts a double working medium dual-circulating system without a water treatment system and a vacuum system, the heat transfer efficiency is high, heat load is stable, the operation is stable, safe and reliable.
Description
Technical field
The utility model relates to electricity generating device, particularly the flue gas waste heat recovery electricity generating device.
Background technique
In industrial enterprise's production process, unemployed heat resources is called waste heat by producing in various transducing devices, usefulness energy equipment and the chemical reaction equipment.Mainly show as flue gas (hot air), hot water, steam.According to investigation, the waste heat total resources of every profession and trade account for 17%-67% of its fuel consumption total amount, and the residual heat resources of recyclable utilization are about 60% of waste heat total resources.The quantity of waste heat is very big, if be used, can save a large amount of energy.
Flue gas waste heat recovery utilizes approach a lot, and multiple modes such as comprehensive utilization, directly utilization, indirect utilization are arranged.Flue gas waste heat recovery is generated electricity and the fume afterheat that emits, has uniform temperature in the production process is converted to the technology of electric energy, and not only energy saving also helps environmental protection.The flue gas waste heat recovery generating is a kind of effective way of fume afterheat resource recycling.
Existing flue gas waste heat recovery electricity generating device, it generally is medium with water, water is heated into the steam of certain pressure and temperature by heat energy in the flue gas of exhaust heat boiler absorption uniform temperature, steam enters steam turbine (steam turbine) acting, heat energy is changed into mechanical energy, steam turbine drives the generator rotation, and mechanical energy is changed into electric energy.Because the boiling point of water is higher under the unit pressure, can only the higher fume afterheat of recovered temperature, can not the heat recovery of centering low-temperature flue gas.
The model utility content
The purpose of this utility model provides a kind of flue gas waste heat recovery electricity generating device, it adopts duplexing matter binary cycle system, the heat transfer efficiency height, that the circulation of simple in structure, heat is carried is convenient, heat load is stablized, operate steadily, safe and reliable, can reclaim high, medium and low temperature fume afterheat.This device does not need fuel, does not produce harmful substances in power generation process, helps protecting environment.
For achieving the above object, the utility model is by the following technical solutions:
A kind of flue gas waste heat recovery electricity generating device is made up of heating system, injection system and power generation system; It is characterized in that:
Described heating system is made up of heat conducting oil boiler, filter, branch oil cylinder, uplink cycle pump, downlink cycle pump, oil-collecting cylinder, fluid up-hill line, the descending pipeline of fluid; Heat conducting oil boiler is communicated with main flue channel through bypass flue, is provided with flue gas in the bypass flue and switches modulating valve; Be provided with the thermal-arrest coil pipe in the heat conducting oil boiler, the outlet of this thermal-arrest coil pipe is connected with the inlet of fluid up-hill line, and the inlet of thermal-arrest coil pipe is connected with the outlet of the descending pipeline of fluid; Described filter, branch oil cylinder, uplink cycle series connection of pumps are on the fluid up-hill line, and described downlink cycle pump, oil-collecting cylinder are connected on the descending pipeline of fluid; Described injection system is in parallel with the descending pipeline of fluid, injection system is made of filling pump, expansion slot, hot oil pump, deep fat storage tank, the oiling pipeline is connected across between the entrance and exit of the descending pipeline of described fluid, and filling pump, expansion slot, hot oil pump, deep fat storage tank are connected on the oiling pipeline successively; Described power generation system is by vaporizer, the secondary preheater, turbine, generator, a preheater, condenser, working medium circulating pump is formed, turbine is connected with generator by coupling, the shell-side outlet of vaporizer is communicated with the inlet of turbine by working medium gas phase pipeline, the outlet of turbine is communicated with the shell-side inlet of a preheater by weary letter shoot, the shell-side outlet of a preheater is communicated with condenser through a connecting tube, the condensate outlet of condenser is communicated with the pipe side entrance of a preheater through the working medium liquid pipe, the pipe side outlet of a preheater is communicated with the shell-side inlet of secondary preheater through return duct, and the shell-side outlet of secondary preheater is communicated with the shell-side inlet of vaporizer through No. two connecting tubes; The pipe side entrance of vaporizer is connected with the outlet of fluid up-hill line by a pipe joint, the pipe side outlet of vaporizer is connected with the pipe side entrance of secondary preheater by No. three connecting tubes, and the pipe side outlet of secondary preheater is connected with the inlet of the descending pipeline of fluid by No. two pipe joints; Described working medium circulating pump is arranged on the working medium liquid pipe, and the descending pipeline of described fluid, oiling pipeline, working medium gas phase pipeline are provided with control valve.
Cross-over connection has by-pass line between described working medium gas phase pipeline and the weary letter shoot, and this by-pass line is provided with control valve.
Be provided with cross over pipe between described minute oil cylinder and the oil-collecting cylinder, this cross over pipe is provided with control valve.
Described condenser is air cooled condenser or water cooled condenser.
The utility model has following actively useful effect:
The utility model utilizes the conduction oil that flows in the fume afterheat heating heat conducting oil boiler thermal-arrest coil pipe of the equipment of industrial product, conduction oil heats the low boiling organic working medium again and makes it gasification, organic working medium after the gasification promotes the generating of turbine power generation unit, belongs to duplexing matter binary cycle system.
Conduction oil is a kind of good organic hot supporting agent, has higher thermal capacity and than low viscosity.The initial boiling point of conduction oil will exceed several times than evaporation of water temperature under normal pressure.Conduction oil does not still gasify under 300 ℃ condition and keeps normal pressure, and the water vapor of saturation pressure is up to 8.5MPa at this moment.Replace traditional hot supporting agent of water vapor with conduction oil, just can replace the high pressure pipe line system with the low pressure pipeline system.
Conduction oil also has heat transfer evenly, good thermal stability and good thermal conduction characteristic.For example in the time of 100 ℃, the thermal conductivity of saturated vapor is 0.0237W/ (m. a ℃), and the thermal conductivity of Mobiltherm 605# conduction oil in the time of 100 ℃ is 0.127W/ (m. ℃), is 5.35 times of water vapor, long transmission distance, thermal loss are little, can obtain heat under multiple different temperatures.
Conduction oil is applicable to flow to heat else uses hot equipment.The conduction oil rate of cooling is low, and temperature fluctuation changes little, and the heat transfer efficiency height can be used as stable heating thermal source.
The conduction oil aromatic-free is a kind of fluid wax, and outward appearance is yellowish tasteless, overstrike gradually after the heating.Conduction oil does not need to adopt the processing procedure of giving complexity such as water desalination, deoxygenation of similar vapour system to common carbon steel equipment and the essentially no corrosive action of pipeline, therefore has advantages such as system's simple transport convenience.Heat conducting oil boiler adopts the heat exchange of liquid phase mode, and with respect to the heat exchange of vapour phase mode, the advantage of liquid phase heat-exchange system is can not leak, the operation simple and stable.
Heat conducting oil boiler adopts membrane type heating surface vertical boiler, can solve problem such as boiler leaks out, wear and tear, stifled ash and reduce floor space, the raising boiler thermal output.
Heat conducting oil boiler is connected with main flue channel by bypass flue, utilizes the flue gas heating conduction oil in the main flue channel.The exhaust gas volumn that enters in the heat conducting oil boiler is big, and temperature is low, does not have burning, local flue-gas temperature superheating phenomenon in the stove therefore can not occur.Thereby reduced the overheated and generation that produces phenomenons such as cracking, polymerization, coking, carbon distribution of conduction oil.Therefore boiler can be steadily, safe operation.
This device makes full use of that the conduction oil circulating pressure is low, heating process has only temperature to raise and the characteristics of generating gasification, conduction oil temperature stabilization not, can reach the heating of flowing, obtain little, the stable heat load of wave range, vaporizer is little by the heat-conducting oil heating, efficient height, the volume that flow, thereby, this device can effectively be controlled, stable operation, and the electric weight that sends is stable.
Utilizing the low boiling organic working medium is gasifiable characteristics at low temperatures, and the heat that absorbs conduction oil makes it gasification, enters the turbine acting, drives generator and produces electric energy, and can obtain by-product such as hot water.
Condenser can be air (wind) cooling, also can be water-cooled.Air cooling is fit to the water-deficient area to be used.
On the working medium circulation loop, be provided with preheater and secondary preheater.Twice pre-hot liquid low boiling organic working medium can fully be recycled the waste heat of cyclic process, improved flue gas waste heat recovery electricity generating device efficient.
This device does not need water treatment system, does not need vacuum system, does not need factory building, and the civil engineering workload is little, and little investment, payoff period lack.
Description of drawings
Fig. 1 is the utility model embodiment one a structural representation.
Fig. 2 is the utility model embodiment two a structural representation.
Embodiment
Number in the figure
3 fens oil cylinder 4 uplink cycle pumps of 1 heat conducting oil boiler, 2 filters
5 downlink cycle pumps, 6 oil-collecting cylinders, 7 filling pumps
8 expansion slots, 9 hot oil pumps, 10 deep fat storage tanks, 11 oiling pipelines
Descending pipeline 14 vaporizers of 12 fluid up-hill lines, 13 fluid
No. 17 preheaters of 15 secondary preheaters, 16 turbines (gas-turbine)
18 air cooled condensers, 19 working medium circulating pumps, 20 working medium gas phase pipelines
21 weary No. 22 connecting tubes of letter shoot 23 working medium liquid pipes
25 No. two connecting tube 26 control valves of 24 return duct
28 No. two pipe joint 29 control valves of No. 27 pipe joints
30 control valves, 31 by-pass lines, 32 control valves
33 control valves, 34 blower fans, 35 generators
36 cross over pipes, 37 control valves, 38 water cooled condensers
39 circulating water pipelines, 40 coupling, 41 thermal-arrest coil pipes
43 No. three connecting tube 44 bypass flues of 42 circulating water pump
45 main flue channels, 46 flue gases switch modulating valve
Embodiment one
Please refer to Fig. 1, the utility model is a kind of flue gas waste heat recovery electricity generating device, is made up of heating system, injection system and power generation system; Heating system is made up of heat conducting oil boiler 1, filter 2, branch oil cylinder 3, uplink cycle pump 4, downlink cycle pump 5, oil-collecting cylinder 6, fluid up-hill line 12, the descending pipeline 13 of fluid;
Heat conducting oil boiler 1 is communicated with the main flue channel 45 of the equipment of industrial product through bypass flue 44, is provided with flue gas in the bypass flue 44 and switches modulating valve 46; Be provided with thermal-arrest coil pipe 41 in the heat conducting oil boiler 1, the outlet of this thermal-arrest coil pipe 41 is connected with the inlet of fluid up-hill line 12, and the inlet of thermal-arrest coil pipe 41 is connected with the outlet of the descending pipeline 13 of fluid;
Injection system is connected in parallel on the descending pipeline 13 of fluid, injection system is made of filling pump 7, expansion slot 6, hot oil pump 9, deep fat storage tank 10, oiling pipeline 11 is connected across between the entrance and exit of the descending pipeline 13 of described fluid, and filling pump 7, expansion slot 8, hot oil pump 9, deep fat storage tank 10 are connected on the oiling pipeline 11 successively;
Power generation system is made up of vaporizer 14, secondary preheater 15, turbine 16, preheater 17, condenser 18, a working medium circulating pump 19.The shell-side outlet of vaporizer 14 is communicated with the inlet of turbine 16 by working medium gas phase pipeline 20, the outlet of turbine 16 is communicated with the shell-side inlet of a preheater 17 by weary letter shoot 21, the shell-side outlet of a preheater 17 is communicated with air cooled condenser 18 through a connecting tube 22, the condensate outlet of air cooled condenser is communicated with the pipe side entrance of a preheater 17 through working medium liquid pipe 23, the pipe side outlet of a preheater 17 is communicated with the shell-side inlet of secondary preheater 15 through return duct 24, and the shell-side outlet of secondary preheater 15 is communicated with the shell-side inlet of vaporizer 14 through No. two connecting tubes 25;
The pipe side entrance of vaporizer 14 is connected with the outlet of fluid up-hill line 12 by a pipe joint 27, the pipe side outlet of vaporizer 14 is connected with the pipe side entrance of secondary preheater 15 by No. three connecting tubes 43, the pipe side outlet of secondary preheater 15 is connected with the inlet of the descending pipeline 13 of fluid by No. two pipe joints 28, and working medium circulating pump 19 is arranged on the working medium liquid pipe 23; The descending pipeline 13 of fluid is provided with control valve 26; The two ends of oiling pipeline 11 are provided with control valve 29,30; Working medium gas phase pipeline 20 is provided with control valve 32.
Cross-over connection has by-pass line 31 between working medium gas phase pipeline 20 and the weary letter shoot 21, and this by-pass line 31 is provided with control valve 33.
Divide between oil cylinder 3 and the oil-collecting cylinder 6 to be provided with cross over pipe 36, this cross over pipe 36 is provided with control valve 37.
Power generation system of the present utility model adopts the low boiling organic working medium, can be pentane, isopentane, cyclopentane, chloroethanes, n-hexane, normal butane, isobutane, F-11, F-12, dichloromethane etc.This device can utilize the equipment of industrial product fume afterheat generating of extensive existence or produce hot water.
The working principle of this device is described in detail in detail below:
Heat conducting oil boiler 1 is communicated with main flue channel 45 through bypass flue 44, and flue gas switches modulating valve 46 and is installed in the bypass flue 44.Its effect is to regulate and control flue gas trend and flow.Flue gas switches modulating valve 46 can make bypass flue 44 be in standard-sized sheet, turn down until off state.Thereby can control this device whether participate in the operation, can also regulate the conduction oil temperature.
When flue gas switching modulating valve 46 made bypass flue 44 be in closed condition, flue gas was discharged from main flue channel 45, and this device is separated from the equipment of industrial product, and this device does not move.
After opening bypass flues 44 when flue gas switches modulating valve 46, closing main flue channel 45, the whole flue gases in the main flue channel 45 enter in the heat conducting oil boiler 1 by bypass flue 44, and this device moves.At this moment, from the conduction oil in the flue gas heating thermal-arrest coil pipe 41 of the equipment of industrial product, when valve 26 is opened, valve 29,30 is closed, under the driving of uplink cycle pump 4, downlink cycle pump 5, conduction oil flows out from the outlet of thermal-arrest coil pipe 41, flow through successively filter 2, divide oil cylinder 3 to be sent to each vaporizer 14, to return the inlet of thermal-arrest coil pipe 41 through secondary preheater 15, oil-collecting cylinder 6 then, said process goes round and begins again, form circulation, in this process, the heat transferred that conduction oil is entrained the low boiling organic working medium.
The effect of filter 2 is to filter conduction oil.Dividing the effect of oil cylinder 3 is that deep fat is distributed, and supplies with a plurality of vaporizers 14, realizes that a heat conducting oil boiler 1 drives a plurality of power generation systems.The effect of oil-collecting cylinder 6 is that each oil return with hot equipment is put together.
The effect of vaporizer 14 is to use the heat-conducting oil heating of vaporizer 14 pipe side flow in the low boiling organic working medium that vaporizer 14 shell-sides flow, and makes its gasification.
The effect of deep fat storage tank 10 is to store deep fat.The effect of expansion slot 8 is to accept conduction oil expansion overflow, and conduction oil is through expansion slot 8, oiling pipeline 11 filling heat-conductive thermo oil boilers 1.
When the flue gas waste heat recovery electricity generating device was stopped transport, conduction oil was got back in deep fat storage tank 10 and the expansion slot 8.Guarantee the Security and the maintenance of this device.
The effect of secondary preheater 15 is to preheat the low boiling organic working medium that flows at secondary preheater 15 shell-sides for the second time, makes it obtain certain temperature, to reclaim the conduction oil sensible heat, improves the device cycle efficiency.Turbine 16 is connected by coupling 40 with generator 35.
The effect of turbine 16 is to be mechanical energy with the entrained Conversion of energy of low boiling organic working medium after the gasification, and drives generator 35 and rotate.The effect of generator 35 is to produce electric energy.
The effect of a preheater 17 is low boiling organic working medium that preheating is for the first time liquefied by air cooled condenser 18, to reclaim weary gas sensible heat, improves the device cycle efficiency.
The effect of air cooled condenser 18 is with the weary gas liquefaction of low boiling organic working medium.Blower fan 34 is low-temperature receivers of air cooled condenser 18.Air cooling is fit to the water-deficient area to be used.Working medium circulating pump 19 promotes liquid low boiling organic working medium and flows.
When valve 32 is opened, valve 33 turn-offs, and is entered the mouth for the low boiling organic working medium gas of certain pressure and temperature enters turbine 16 by the heat-conducting oil heating gasification vaporizer 14 in, expand and do work, heat energy is changed into mechanical energy, and turbine 16 drives generator 35 generatings, and mechanical energy is changed into electric energy.
The weary gas of discharging from turbine 16 outlet enters the pipe side that preheater 17 shell-sides preheat the low boiling organic working medium after the liquefaction and then enter air cooled condenser 18 successively and liquefies.Low boiling organic working medium after the liquefaction enters preheater 17 pipe sides and is preheated, enters secondary preheater 15 shell-sides for the first time and preheated for the second time under the promotion of working medium circulating pump 19, enter the shell-side of vaporizer 14 then, finishes circulation.
Embodiment two
Please refer to Fig. 2, the structure and the working principle of present embodiment and the foregoing description are basic identical, and difference is that present embodiment adopts water cooled condenser 38, and circulating water pump 42, circulating water pipeline 39 are supplementary equipment of water cooled condenser 38.
Water cooled condenser 38 can also produce 60-80 ℃ hot water.Hot water can also or be used for domestic water as the power source of other equipment of industrial product.
Close when valve 32, valve 33 is opened, and is generated electricity without turbine (gas-turbine) acting by the low boiling organic working medium gas of heat-conducting oil heating gasification for certain pressure and temperature in vaporizer 14.Water cooled condenser 38 can produce hot water.
During enforcement, heating system and injection system can be formed a prying body or shipping container, power generation system is formed a prying body or shipping container.Transport the working site to, connect the installation of promptly finishing in place by No. one, No. two pipe joints 27,28 between two prying bodies.
During enforcement, prying body or the shipping container that the prying body be made up of several heating systems and injection system or shipping container and several power generation systems can be formed make up mutually.
This device does not produce any overslaugh to the equipment of industrial product.The equipment of industrial product can be any equipment that can produce high temperature, middle temperature, low-temperature flue gas.
For example, in the glass production process, the flue-gas temperature of discharging from tank furnace regenerator, heat exchanger is generally below 500 ℃.The bypass flue of this device can be connected on the gas exhaust duct of tank furnace regenerator, heat exchanger, and utilize flue gas to switch path and flow that modulating valve 46 is regulated flue gases, when flue gas when main flue channel 45 is discharged, tank furnace regenerator, heat exchanger fume afterheat do not reclaim; When flue gas when entering heat conducting oil boiler 1, tank furnace regenerator, heat exchanger fume afterheat are recovered generating.
Claims (4)
1. a flue gas waste heat recovery electricity generating device is made up of heating system, injection system and power generation system; It is characterized in that:
Described heating system is made up of heat conducting oil boiler, filter, branch oil cylinder, uplink cycle pump, downlink cycle pump, oil-collecting cylinder, fluid up-hill line, the descending pipeline of fluid; Heat conducting oil boiler is communicated with main flue channel through bypass flue, is provided with flue gas in the bypass flue and switches modulating valve; Be provided with the thermal-arrest coil pipe in the heat conducting oil boiler, the outlet of this thermal-arrest coil pipe is connected with the inlet of fluid up-hill line, and the inlet of thermal-arrest coil pipe is connected with the outlet of the descending pipeline of fluid; Described filter, branch oil cylinder, uplink cycle series connection of pumps are on the fluid up-hill line, and described downlink cycle pump, oil-collecting cylinder are connected on the descending pipeline of fluid; Described injection system is in parallel with the descending pipeline of fluid, injection system is made of filling pump, expansion slot, hot oil pump, deep fat storage tank, the oiling pipeline is connected across between the entrance and exit of the descending pipeline of described fluid, and filling pump, expansion slot, hot oil pump, deep fat storage tank are connected on the oiling pipeline successively; Described power generation system is by vaporizer, the secondary preheater, turbine, generator, a preheater, condenser, working medium circulating pump is formed, turbine is connected with generator by coupling, the shell-side outlet of vaporizer is communicated with the inlet of turbine by working medium gas phase pipeline, the outlet of turbine is communicated with the shell-side inlet of a preheater by weary letter shoot, the shell-side outlet of a preheater is communicated with condenser through a connecting tube, the condensate outlet of condenser is communicated with the pipe side entrance of a preheater through the working medium liquid pipe, the pipe side outlet of a preheater is communicated with the shell-side inlet of secondary preheater through return duct, and the shell-side outlet of secondary preheater is communicated with the shell-side inlet of vaporizer through No. two connecting tubes; The pipe side entrance of vaporizer is connected with the outlet of fluid up-hill line by a pipe joint, the pipe side outlet of vaporizer is connected with the pipe side entrance of secondary preheater by No. three connecting tubes, and the pipe side outlet of secondary preheater is connected with the inlet of the descending pipeline of fluid by No. two pipe joints; Described working medium circulating pump is arranged on the working medium liquid pipe, and the descending pipeline of described fluid, oiling pipeline, working medium gas phase pipeline are provided with control valve.
2. a kind of flue gas waste heat recovery electricity generating device as claimed in claim 1 is characterized in that: cross-over connection has by-pass line between described working medium gas phase pipeline and the weary letter shoot, and this by-pass line is provided with control valve.
3. a kind of flue gas waste heat recovery electricity generating device as claimed in claim 1 is characterized in that: be provided with cross over pipe between described minute oil cylinder and the oil-collecting cylinder, this cross over pipe is provided with control valve.
4. a kind of flue gas waste heat recovery electricity generating device as claimed in claim 1 is characterized in that: described condenser is air cooled condenser or water cooled condenser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201394759U CN201280956Y (en) | 2008-10-31 | 2008-10-31 | Flue gas waste heat recovering and generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201394759U CN201280956Y (en) | 2008-10-31 | 2008-10-31 | Flue gas waste heat recovering and generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201280956Y true CN201280956Y (en) | 2009-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201394759U Expired - Lifetime CN201280956Y (en) | 2008-10-31 | 2008-10-31 | Flue gas waste heat recovering and generating set |
Country Status (1)
| Country | Link |
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| CN (1) | CN201280956Y (en) |
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011100885A1 (en) * | 2010-02-21 | 2011-08-25 | Xu Zhizhi | Method for obtaining renewable energy sources from waste heat |
| CN102322300A (en) * | 2010-05-14 | 2012-01-18 | 诺沃皮尼奥内有限公司 | The turbo-expander that is used for the power generation systems |
| CN102425954A (en) * | 2011-12-09 | 2012-04-25 | 昆明理工大学 | Blast furnace slag and slag flushing water waste heat organic working medium supercritical generating system |
| CN102817656A (en) * | 2012-09-07 | 2012-12-12 | 天津大学 | Device and method utilizing semi-water gas low-temperature exhaust heat to generate electricity |
| CN103089439A (en) * | 2013-01-27 | 2013-05-08 | 南京瑞柯徕姆环保科技有限公司 | Britton-steam Rankine-organic Rankine combined cycle heat and power cogeneration device |
| CN103147809A (en) * | 2013-01-27 | 2013-06-12 | 南京瑞柯徕姆环保科技有限公司 | Britten-steam Rankine-ammonia steam Rankine combined circulation electricity generation device |
| CN103244213A (en) * | 2013-05-24 | 2013-08-14 | 成都昊特新能源技术有限公司 | ORC electricity generation system for offshore platform and electricity generation method thereof |
| CN106437916A (en) * | 2016-12-06 | 2017-02-22 | 上海初远环保科技有限公司 | Expansion generator system |
| CN109012116A (en) * | 2018-08-06 | 2018-12-18 | 安徽省华鑫铅业集团有限公司 | Side blowing smelting furnace ammonia method desulfurizing system |
| CN109084592A (en) * | 2018-08-06 | 2018-12-25 | 安徽省华鑫铅业集团有限公司 | It regenerates lead plaster smelting furnace circulation of tail gas and utilizes system |
| CN109114993A (en) * | 2018-08-06 | 2019-01-01 | 安徽省华鑫铅业集团有限公司 | Desulfidation tail gas apparatus for reusing residual heat |
| CN109114992A (en) * | 2018-08-06 | 2019-01-01 | 安徽省华鑫铅业集团有限公司 | Desulfidation tail gas waste heat reuse method |
| CN109185848A (en) * | 2018-08-14 | 2019-01-11 | 合肥斯姆雷品牌管理有限公司 | It is a kind of containing the waste water recycling system having surplus heat |
| CN109915804A (en) * | 2018-08-14 | 2019-06-21 | 合肥斯姆雷品牌管理有限公司 | A kind of method and device using carbon dioxide preparation high steam |
| CN110388832A (en) * | 2019-07-31 | 2019-10-29 | 广东东实开能能源有限公司 | A kind of system using conduction oil recycling industrial waste gas waste heat |
| CN110439642A (en) * | 2019-08-16 | 2019-11-12 | 大连亨利科技有限公司 | A kind of auxiliary electrode boiler participates in the low-temperature waste heat power generation system of peak regulation of power plant |
| CN113136225A (en) * | 2020-01-17 | 2021-07-20 | 北京航天石化技术装备工程有限公司 | Device and method for cooling garbage pyrolysis high-temperature furnace slag through low-temperature heat conduction oil |
| CN114183923A (en) * | 2022-02-16 | 2022-03-15 | 浙江百能科技有限公司 | Comprehensive utilization system and control method for gas heat-conducting oil furnace |
-
2008
- 2008-10-31 CN CNU2008201394759U patent/CN201280956Y/en not_active Expired - Lifetime
Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011100885A1 (en) * | 2010-02-21 | 2011-08-25 | Xu Zhizhi | Method for obtaining renewable energy sources from waste heat |
| CN102322300A (en) * | 2010-05-14 | 2012-01-18 | 诺沃皮尼奥内有限公司 | The turbo-expander that is used for the power generation systems |
| CN102425954A (en) * | 2011-12-09 | 2012-04-25 | 昆明理工大学 | Blast furnace slag and slag flushing water waste heat organic working medium supercritical generating system |
| CN102817656A (en) * | 2012-09-07 | 2012-12-12 | 天津大学 | Device and method utilizing semi-water gas low-temperature exhaust heat to generate electricity |
| CN103089439A (en) * | 2013-01-27 | 2013-05-08 | 南京瑞柯徕姆环保科技有限公司 | Britton-steam Rankine-organic Rankine combined cycle heat and power cogeneration device |
| CN103147809A (en) * | 2013-01-27 | 2013-06-12 | 南京瑞柯徕姆环保科技有限公司 | Britten-steam Rankine-ammonia steam Rankine combined circulation electricity generation device |
| CN103147809B (en) * | 2013-01-27 | 2015-11-11 | 南京瑞柯徕姆环保科技有限公司 | Boulez pauses-steam Rankine-ammonia steam Rankine combined cycle generating unit |
| CN103089439B (en) * | 2013-01-27 | 2015-12-23 | 南京瑞柯徕姆环保科技有限公司 | Boulez pauses-steam Rankine-organic Rankine combined cycle cogeneration device |
| CN103244213A (en) * | 2013-05-24 | 2013-08-14 | 成都昊特新能源技术有限公司 | ORC electricity generation system for offshore platform and electricity generation method thereof |
| CN103244213B (en) * | 2013-05-24 | 2015-12-09 | 成都昊特新能源技术股份有限公司 | For ORC power generation system and the electricity-generating method thereof of offshore platform |
| CN106437916A (en) * | 2016-12-06 | 2017-02-22 | 上海初远环保科技有限公司 | Expansion generator system |
| CN109012116A (en) * | 2018-08-06 | 2018-12-18 | 安徽省华鑫铅业集团有限公司 | Side blowing smelting furnace ammonia method desulfurizing system |
| CN109084592A (en) * | 2018-08-06 | 2018-12-25 | 安徽省华鑫铅业集团有限公司 | It regenerates lead plaster smelting furnace circulation of tail gas and utilizes system |
| CN109114993A (en) * | 2018-08-06 | 2019-01-01 | 安徽省华鑫铅业集团有限公司 | Desulfidation tail gas apparatus for reusing residual heat |
| CN109114992A (en) * | 2018-08-06 | 2019-01-01 | 安徽省华鑫铅业集团有限公司 | Desulfidation tail gas waste heat reuse method |
| CN109185848A (en) * | 2018-08-14 | 2019-01-11 | 合肥斯姆雷品牌管理有限公司 | It is a kind of containing the waste water recycling system having surplus heat |
| CN109915804A (en) * | 2018-08-14 | 2019-06-21 | 合肥斯姆雷品牌管理有限公司 | A kind of method and device using carbon dioxide preparation high steam |
| CN110388832A (en) * | 2019-07-31 | 2019-10-29 | 广东东实开能能源有限公司 | A kind of system using conduction oil recycling industrial waste gas waste heat |
| CN110439642A (en) * | 2019-08-16 | 2019-11-12 | 大连亨利科技有限公司 | A kind of auxiliary electrode boiler participates in the low-temperature waste heat power generation system of peak regulation of power plant |
| CN110439642B (en) * | 2019-08-16 | 2024-04-09 | 大连亨利科技有限公司 | Low-temperature waste heat power generation system with auxiliary electrode boiler participating in peak regulation of power plant |
| CN113136225A (en) * | 2020-01-17 | 2021-07-20 | 北京航天石化技术装备工程有限公司 | Device and method for cooling garbage pyrolysis high-temperature furnace slag through low-temperature heat conduction oil |
| CN114183923A (en) * | 2022-02-16 | 2022-03-15 | 浙江百能科技有限公司 | Comprehensive utilization system and control method for gas heat-conducting oil furnace |
| CN114183923B (en) * | 2022-02-16 | 2022-06-28 | 浙江百能科技有限公司 | Comprehensive utilization system of gas heat-conducting oil furnace and control method |
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