CN104713058B - Self-deoxidization waste heat boiler suitable for sulfur-containing fuel - Google Patents
Self-deoxidization waste heat boiler suitable for sulfur-containing fuel Download PDFInfo
- Publication number
- CN104713058B CN104713058B CN201310684868.3A CN201310684868A CN104713058B CN 104713058 B CN104713058 B CN 104713058B CN 201310684868 A CN201310684868 A CN 201310684868A CN 104713058 B CN104713058 B CN 104713058B
- Authority
- CN
- China
- Prior art keywords
- boiler
- heat
- deoxygenation
- flash vessel
- steam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000002918 waste heat Substances 0.000 title claims abstract description 45
- 239000000446 fuel Substances 0.000 title claims abstract description 20
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title abstract 2
- 229910052717 sulfur Inorganic materials 0.000 title abstract 2
- 239000011593 sulfur Substances 0.000 title abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 72
- 238000010521 absorption reaction Methods 0.000 claims abstract description 7
- 238000006392 deoxygenation reaction Methods 0.000 claims description 49
- 235000019504 cigarettes Nutrition 0.000 claims description 7
- 210000003205 muscle Anatomy 0.000 claims description 4
- 238000010025 steaming Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000011084 recovery Methods 0.000 abstract description 16
- 238000000034 method Methods 0.000 abstract description 5
- 239000000779 smoke Substances 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 description 22
- 239000007789 gas Substances 0.000 description 14
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 13
- 239000003546 flue gas Substances 0.000 description 13
- 239000003517 fume Substances 0.000 description 12
- 239000002253 acid Substances 0.000 description 10
- 230000007797 corrosion Effects 0.000 description 10
- 238000005260 corrosion Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 238000007701 flash-distillation Methods 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 238000005273 aeration Methods 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003009 desulfurizing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 206010022000 influenza Diseases 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Control Of Steam Boilers And Waste-Gas Boilers (AREA)
Abstract
The invention provides a self-deoxidization waste heat boiler suitable for sulfur-containing fuel. The self-deoxidization waste heat boiler comprises a waste heat recovery device, a flash evaporator internally provided with a steam and water separator, a deoxidization water tank communicated with the flash evaporator, a steam pocket and an evaporator arranged in a flue. A heat absorption section and a heat release section of the waste heat recovery device are connected through an ascent pipe and a descent pipe, the heat absorption section is arranged in the flue, the steam pocket is connected with the evaporator through a circulation pipeline, a boiler water supply pipe is connected with a water inlet of the flash evaporator after passing through the heat release section, and a water outlet of the deoxidization water tank is connected with the steam pocket. The flash evaporator is adopted for deoxidization, heat energy used for deoxidization is smoke waste heat of the boiler, the temperature of exhausted smoke of the waste heat boiler can be effectively reduced, waste heat of the boiler is fully used, steam does not need to be extracted in the deoxidization process after the flash evaporator is additionally arranged, the steam amount of the boiler is saved, and the efficiency of the boiler is improved.
Description
Technical field
It is more particularly to a kind of suitable for sulfurous fuels heating furnace from deoxygenation waste heat the present invention relates to a kind of waste heat boiler
Boiler.
Background technology
Converter Residual Heat Boiler, residual heat from kiln furnace boiler are converter, the common equipment of residual heat from kiln furnace recovery.In order to prevent oxygen corrosion
Equipment and pipeline, converter, residual heat from kiln furnace boiler feedwater must deoxygenation, and converter, kiln itself do not have an oxygen-eliminating device, thus converter,
Residual heat from kiln furnace boiler must individually install deaerating plant.
The deoxidation method used in conventional art has：Chemical deoxidization, parsing deoxygenation, deaeration in condenser and thermal de-aeration.Chemistry
Deoxygenation is expensive and deoxygenation after in water salt content increase, make water quality deterioration.When deoxygenation is parsed using carbon dioxide, water can be made
In carbon dioxide increase, easily cause equipment pipeline blockage, and adjustment management inconvenience.Deaeration in condenser needs complicated setting
Standby, equipment investment is big.Thermal de-aeration is needed with vapours as the energy, consumes many personal steam.
And existing Converter Residual Heat Boiler and residual heat from kiln furnace exhaust gas temperature are very high, could not make full use of fume afterheat
Potential.Contain sour gas in the flue gas of sulfurous fuels heating furnace discharge, they can be flowed through in the form of a vapor when cigarette temperature is high
Each heating surface of boiler is removed in desulfurizing tower；When cigarette temperature is less than a certain temperature, they can be with the vapor in flue gas
It is combined into sulfuric acid and corrodes heat transmission equipment.The heat transfer between ratio of heat transfer coefficient flue gas and heat exchanger wall between water and heat exchanger wall
More than coefficient is order of magnitude greater.Therefore, heat exchanger wall surface temperature is closer to water temperature.Avoid heat exchanger that the biography of low-temperature corrosion occurs
System method is by improving the flue-gas temperature at heat exchanger.If the water temperature of heat exchange is relatively low, only exhaust gas temperature very Gao Caiyou
The wall surface temperature of heat exchanger can be can guarantee that causes waste heat boiler higher than acid dew-point temperature without there is low-temperature corrosion, high fume temperature
Efficiency is greatly lowered.Even if exhaust gas temperature is very high, when the concentration of the sulfur dioxide in flue gas is higher, the low temperature of heat exchanger is rotten
Erosion problem is also very serious.Therefore, required for waste heat boiler high fume temperature is anticorrosion, that is to say, that want to make full use of cigarette
Gas waste heat is, it is necessary to solve the problems, such as corrosion protection of equipment.
Chinese patent ZL201110415035.8, it is entitled from oxygen removing type afterheat generating system and its electricity-generating method, including
Condensing turbine, generator, condensate pump, oxygen-eliminating device, deaerating heater, feed pump, economizer, evaporator, drum, low temperature
Superheater, high temperature superheater, attemperator and collection vapour header, described drum or low temperature superheater or high temperature superheater or Ji Qiji
Case is in the form of individual or the form of any combination feeds pipeline and is connected with oxygen-eliminating device by controllable thermal source, works as deaerating heater
When absorbing remaining shortage of heat, using the drum or low temperature superheater or high temperature superheater or collection vapour header carried in system to deoxygenation
Device realizes that heat feeds.The patent utilization deaerating heater absorbs the waste heat in boiler smoke to heat the water in oxygen-eliminating device, can
Waste heat boiler exhaust gas temperature is reduced to a certain extent, improves waste heat recovery efficiency；But because the water of deaerating heater heating comes from
Oxygen-eliminating device water outlet, water temperature is higher, constrains deaerating heater using the waste heat in flue, therefore smoke evacuation cigarette temperature can not be effective
Ground is reduced, and the purpose of the effective waste heat recovery efficiency for improving waste heat boiler is not played.
The content of the invention
The shortcoming of prior art, heats it is an object of the invention to provide one kind suitable for sulfurous fuels in view of the above
Stove from deoxygenation waste heat boiler, for solving waste heat boiler high fume temperature in the prior art, and oxygen-eliminating device heating source to take out
Steam influences the problem of boiler effect.
In order to achieve the above objects and other related objects, the present invention provides a kind of removing certainly suitable for sulfurous fuels heating furnace
Oxygen waste heat boiler, it includes endotherm section, heat release section, tedge, down-comer, the interior flash vessel and flash vessel for setting steam-water separator
Deoxygenation water tank, the drum for communicating, and the evaporator in flue is located at, the endotherm section and heat release section pass through tedge and decline
Pipe is connected, and in the flue, the drum is connected endotherm section with the evaporator by fall way, and boiler feed pipe is through institute
State the water inlet after heat release section again with the flash vessel to be connected, the delivery port of the deoxygenation water tank is connected with the drum.
Preferably, the boiler feed pipe is divided into two-way：Main road and the branch road drawn from the main road, the main road
Directly the water inlet with the flash vessel is connected, the branch road after the heat release section again with the water inlet phase of the flash vessel
Even.
Preferably, also including control system, and the first temperature sensor on the endotherm section, located at the sudden strain of a muscle
The second temperature sensor of steaming device water inlet, and two control valves on the main road and branch road are respectively arranged on, described
One temperature sensor, second temperature sensor, control valve are connected with the control system.
Preferably, the water temperature of the flash vessel water inlet is higher than 104 DEG C.
Preferably, also including the condensing turbine being connected with generator, the steam (vapor) outlet of the drum and the condensing vapour
Turbine is connected.
Preferably, the condensing turbine is connected with condenser, and the outlet pipe of the condenser is connected with the branch road,
The outlet pipe of the condenser is provided with water pump.
Preferably, steam drain is provided with the top of the flash vessel, the water inlet is described located at the middle part of the flash vessel
The bottom of flash vessel is connected with the oxygen-eliminating device.
Preferably, the top of the flash vessel is additionally provided with safety relief valve.
Preferably, the two ends of the flue are respectively heating furnace and chimney.
Preferably, one end of the flue connects the exhaust outlet of engine, and the other end does not set chimney.
As described above, it is of the invention suitable for sulfurous fuels heating furnace from deoxygenation waste heat boiler, with following beneficial effect
Really：The present invention reaches uniform temperature and is carried out into flash vessel using boiler feedwater is first passed through into the heat absorption of waste-heat recovery device endotherm section
Flash distillation deoxygenation, without using other thermals source（As boiler draws gas）, boiler feedwater enters deaerated water case after flash vessel deoxygenation, then enters
Enter drum and then go condensing turbine to do work.Deoxygenation is carried out using flash vessel in the present invention, the heat energy that its deoxygenation is utilized is pot
The fume afterheat of stove itself, can effectively reduce waste heat boiler exhaust gas temperature, the waste heat of boiler is fully used, and utilize
Flash vessel flash distillation deoxygenation need not draw gas, and save the quantity of steam of boiler itself, improve boiler itself effect；Make economizer simultaneously
Interior Temperature of Working is raised so that the metal wall surface temperature of boiler economizer is higher than flue gas dew point temperature, acid dew will not occur rotten
Erosion.
Brief description of the drawings
Fig. 1 is shown as of the invention suitable for sulfurous fuels heating furnace from the schematic diagram of deoxygenation waste heat boiler one.
Fig. 2 is shown as of the invention suitable for sulfurous fuels heating furnace from another schematic diagram of deoxygenation waste heat boiler.
Fig. 3 is shown as the structural representation of waste-heat recovery device of the invention.
Fig. 4 is shown as the schematic diagram when present invention is applied to engine exhaust flue.
Fig. 5 is shown as another schematic diagram when present invention is applied to engine exhaust flue.
Component label instructions
1 drum
2 flash vessels
3 waste-heat recovery devices
31 endotherm sections
32 heat release sections
33 tedges
34 down-comers
4 economizers
5 evaporators
6 superheaters
7 condensing turbines
8 deoxygenation water tanks
9 condensers
10 flues
11 second temperature sensors
12 control valves
13 boiler feed pipes
14 water pumps
15 generators
16 control systems
17 control valves
18 first temperature sensors
19 heating furnaces
20 chimneys
21 engines
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book understands other advantages of the invention and effect easily.
Refer to Fig. 1 to Fig. 5.It should be clear that structure, ratio, size depicted in this specification institute accompanying drawings etc., is only used to
Coordinate the content disclosed in specification, so that those skilled in the art understands and reads, being not limited to the present invention can be real
The qualifications applied, therefore do not have technical essential meaning, the tune of the modification of any structure, the change of proportionate relationship or size
It is whole, in the case where effect that can be generated of the invention and the purpose to be reached is not influenceed, all should still fall in disclosed skill
In the range of art content is obtained and can covered.Meanwhile, in this specification it is cited as " on ", D score, "left", "right", " centre " and
The term of " one " etc., is merely convenient to understanding for narration, and is not used to limit enforceable scope of the invention, its relativeness
It is altered or modified, under without essence change technology contents, when being also considered as enforceable category of the invention.
As shown in figure 1, the present invention provides a kind of suitable for sulfurous fuels heating furnace from deoxygenation waste heat boiler, including more than one
Deoxygenation water tank 8, drum 1 that heat reclamation device, the interior flash vessel 2 for setting steam-water separator b are communicated with flash vessel 2, and it is located at cigarette
Evaporator 5 in road 10, waste-heat recovery device includes endotherm section 31, heat release section 32, tedge 33 and down-comer 34, such as Fig. 3 again
Shown, heat release section 32 is located at the top of endotherm section 31, and endotherm section 31 is connected by tedge 33 with heat release section 32 with down-comer 34,
And in heat release section 32, the mouth of pipe of the mouth of pipe higher than down-comer 34 of tedge 33 makes the heat transfer medium of rising and the heat transfer for declining
Medium is non-interference.In flue 10, drum 1 is connected endotherm section 31 with evaporator 5 by circulating line, boiler feed pipe 13
Water inlet c again with flash vessel 2 after heat release section 32 is connected, and the delivery port of deoxygenation water tank 8 is connected with drum 1.The present invention is by pot
Stove feedwater first pass through heat release section heat absorption reach uniform temperature again with supervisor in boiler feedwater converge after enter flash vessel 2 in flash distillation
Deoxygenation, the water for making to enter flash vessel 2 by the addition of waste-heat recovery device is high-temperature water without using other thermals source（As boiler is taken out
Vapour）Deoxygenation, boiler feedwater enters deaerated water case 8 after the deoxygenation of flash vessel 2, enters back into drum 1 and forms steam.As can be seen here, originally
The heat energy that deoxygenation is utilized in invention is the fume afterheat in boiler flue, can effectively reduce waste heat boiler exhaust gas temperature, is made
Fume afterheat is fully used, and need not be drawn gas using the flash distillation deoxygenation of flash vessel 2, has saved the quantity of steam of boiler itself,
Improve boiler itself effect；Raise the Temperature of Working in economizer simultaneously so that the metal wall surface temperature of boiler economizer is high
In flue gas dew point temperature, acid dew corrosion will not occur.
The concrete structure of above-mentioned flash vessel is：The top of flash vessel 2 is provided with steam drain d, and water inlet c is located at flash vessel 2
Middle part, the bottom of flash vessel 2 is provided with skirt, and the base of the skirt is connected by an adpting flange with the upper side of deoxygenation water tank.
It is safe handling, the top of above-mentioned flash vessel 2 is additionally provided with safety relief valve a.Because deaerating plant of the use with flash vessel need not
Drawn gas using boiler and be used as thermal source, which save the thermal effect of boiler itself, improve boiler utilization rate.Meanwhile, the present invention
Waste-heat recovery device is added by boiler feedwater pipeline, the water for making to enter flash vessel is high-temperature water, it is ensured that boiler feedwater exists
Deoxygenation in flash vessel.
The boiler feed temperature of waste heat boiler is usually 20 DEG C, if flue gas directly exchanges heat with heating equipment, heating equipment wall
Face temperature is near or below flue gas acid dew point temperature, is likely to result in the acid dew corrosion of heating equipment；And the row of exhaust-heat boiler flue gas
Cigarette temperature is very high, and directly discharge causes very big waste, and the present invention is used as heating equipment recovery by installing waste-heat recovery device
Waste heat from tail gas carrys out heating boiler feed water.Waste-heat recovery device includes the He of endotherm section 31 being connected with down-comer 34 by tedge 33
Heat release section 32, in flue 10, heat release section 32 is placed on the branch road of boiler feed pipe endotherm section 31, and flue gas is by endotherm section
The heat transfer medium in endotherm section 31 is rejected heat to when 31, because the lift that density contrast is produced passes through after heat transfer medium absorption heat
Tedge 33 enters heat release section 32, and endotherm section 31 is returned to by down-comer 34 after discharging heat in heat release section 32, thus completes
One circulation, without external impetus in whole cyclic process.Endotherm section is placed in flue and absorbs heat transfer to heat transfer medium,
Heat transfer medium passes to 20 DEG C of boiler feedwater in heat release section again, by boiler feedwater heat temperature raising, makes the water of flash vessel water inlet
Temperature reaches deoxygenation temperature more than 104 DEG C, and the heat transfer medium of waste-heat recovery device is often that high temperature forced circulation water or Natural Circulation are steamed
Vapour, therefore its heat transfer coefficient surveys far above flue gas so that wall surface temperature determines by heat transfer medium side temperature, therefore can be by controlling
The temperature of heat transfer medium processed come control waste-heat recovery device from acid dew corrosion.
13 points of above-mentioned boiler feed pipe is two-way：Main road and from main road draw branch road, main road directly with flash vessel 2
Water inlet c be connected, water inlet c of the branch road again with flash vessel 2 after heat release section 32 is connected.So can be in order to adjust above-mentioned suction
The caloric receptivity of hot arc, it is easy to accomplish automatically control.
As shown in Fig. 2 can also set an economizer 4 in the flue of above-mentioned endotherm section front, the delivery port of above-mentioned deoxygenation water tank 8 with
The water inlet of economizer 4 is connected, and the delivery port of economizer 4 is connected with drum 1, and boiler feedwater can so removed through flash vessel 2
Enter deaerated water case 8 after oxygen, then steam is formed by entering drum 1 after economizer 4, boiler feedwater is further preheated, improve
Into the water temperature of drum, more preferable residual heat from boiler fume utilization rate is reached.
Preferably to make each equipment normal work in flue of the present invention, from acid dew corrosion, present invention additionally comprises control
System 16, control system 16 and the first temperature sensor 18 on endotherm section, the second temperature at flash vessel water inlet c
Spend sensor 11 and be respectively arranged on above-mentioned main road and be connected with the control valve 12,17 on branch road.Control valve 12 is three-way control valve,
Boiler feed pipe is divided into the i.e. above-mentioned supervisor of two-way and branch pipe by it, and the flow of branch pipe can also be by controlling valve 17 to be adjusted
Section, to control absorbed fume afterheat amount.Therefore, the control system can effectively control the temperature of oxygen-eliminating device 8 in deoxygenation temperature
Degree（About 104 DEG C）More than, oxygen removal efficiency is improved, while the wall surface temperature for controlling above-mentioned endotherm section 31 is higher than acid dew-point temperature, from
Fundamentally avoid the corrosion of acid dew and clogging phenomenon.
Boiler feedwater flow direction is in the present invention：Boiler feedwater is by 12 points of control valve on boiler feed pipe 13 for two-way is
Main road and branch road, the boiler feedwater in branch road converge from flash vessel 2 after being absorbed heat through heat release section 32 with the boiler feedwater in main road
Water inlet c enters flash vessel 2, and the boiler feedwater for now entering flash vessel is high-temperature water, it is ensured that it can enter in deoxygenation in flash vessel
Enter deoxygenation water tank 8, economizer 4 can be entered after deoxygenation and is further absorbed heat, enter back into drum 1, enter between drum 1 and evaporator 5
Row circulation is simultaneously absorbed heat and becomes steam, and the steam of formation can go to generate electricity, will drum 1 steam (vapor) outlet and the phase of condensing turbine 7
Even, condensing turbine 7 is connected with generator 15.If desired for superheated steam, as shown in Fig. 2 can by the steam (vapor) outlet of drum 1 with
The superheater 6 being located in flue 10 is connected, and superheater 6 is connected with above-mentioned condensing turbine 7 again, and then superheated steam is in condensing vapour
Acting drives generator 15 to generate electricity in turbine 7.Condensing turbine 7 is connected with condenser 9, the outlet pipe of condenser 9 and above-mentioned branch
Road is connected, and the steam condensation after acting is recycled in boiler feedwater into water, adds through heat release section 32 after mutually being gone here and there with above-mentioned branch road
Heat, for ease of the circulation of water, the outlet pipe of this condenser 9 is provided with water pump 14.
In embodiment shown in Fig. 1 and Fig. 2, flue 10 is arranged between heating furnace 19 and chimney 20.
However, sulfurous fuels heating furnace described in the present invention can also be engine or the pot of other high fume temperatures
Stove.As shown in Figure 4, Figure 5, when described sulfurous fuels heating furnace refers to engine, the front end connection engine 21 of flue 10
Exhaust outlet, and the end of flue 10 does not set chimney.
In sum, it is of the invention suitable for sulfurous fuels heating furnace from deoxygenation waste heat boiler, deoxygenation institute in the present invention
The heat energy for utilizing is the fume afterheat in boiler flue, can effectively reduce waste heat boiler exhaust gas temperature, obtains fume afterheat
Make full use of, and need not be drawn gas using flash vessel flash distillation deoxygenation, saved the quantity of steam of boiler itself, improve boiler itself effect
Power；Raise the Temperature of Working in economizer simultaneously so that the metal wall surface temperature of boiler economizer is higher than flue gas dew point temperature,
Acid dew corrosion will not occur.So, the present invention effectively overcomes various shortcoming of the prior art and has high industrial exploitation value
Value.
The above-described embodiments merely illustrate the principles and effects of the present invention, not for the limitation present invention.It is any ripe
The personage for knowing this technology all can carry out modifications and changes under without prejudice to spirit and scope of the invention to above-described embodiment.Cause
This, those of ordinary skill in the art is complete with institute under technological thought without departing from disclosed spirit such as
Into all equivalent modifications or change, should be covered by claim of the invention.
Claims (6)
1. it is a kind of suitable for sulfurous fuels from deoxygenation Converter Residual Heat Boiler, it is characterised in that including dividing wall type phase-change heat-exchanger
(3), deoxygenation water tank (8), the drum (1) that the interior flash vessel (2) for setting steam-water separator is communicated with flash vessel (2), and it is located at cigarette
Evaporator (5) in road (10), the dividing wall type phase-change heat-exchanger (3) with down-comer (34) by tedge (33) including being connected
Endotherm section (31) and heat release section (32), endotherm section in the flue (10), the drum (1) and the evaporator (5)
It is connected by fall way, water inlet of the boiler feed pipe again with the flash vessel (2) after the heat release section is connected, the deoxygenation
The delivery port of water tank (8) is connected with the drum (1), and the boiler feed temperature of waste heat boiler is 20 DEG C, and boiler feedwater passes through pot
Stove feed pipe (13) enters flash vessel through the heat release section heat absorption in dividing wall type phase-change heat-exchanger (3) from the water inlet of flash vessel (2)
(2), enter deaerated water case (8) after deoxygenation in flash vessel, enter back into drum (1), enter and between evaporator (5) in drum (1)
Row heat absorption becomes steam, and the steam of formation goes to generate electricity；
The boiler feed pipe is divided into two-way：Main road and from the main road draw branch road, the main road directly with it is described
The water inlet of flash vessel (2) is connected, and water inlet of the branch road again with the flash vessel (2) after the heat release section is connected；Also
Including control system (16), and the first temperature sensor (18) on the endotherm section, located at flash vessel water inlet
Second temperature sensor (11) at mouthful, and the two control valves (12,17) on the main road and branch road are respectively arranged on, it is described
First temperature sensor (18), second temperature sensor (11), control valve (12,17) are connected with the control system (16).
2. according to claim 1 suitable for sulfurous fuels from deoxygenation Converter Residual Heat Boiler, it is characterised in that：The sudden strain of a muscle
The water temperature of steaming device water inlet (c) is higher than 104 DEG C.
3. according to claim 1 suitable for sulfurous fuels from deoxygenation Converter Residual Heat Boiler, it is characterised in that：Also include
The condensing turbine (7) being connected with generator (15), the steam (vapor) outlet of the drum (1) is connected with the condensing turbine (7).
4. according to claim 3 suitable for sulfurous fuels from deoxygenation Converter Residual Heat Boiler, it is characterised in that：It is described solidifying
Vapour steam turbine (7) is connected with condenser (9), and the outlet pipe of the condenser (9) is connected with the branch road, the condenser
(9) outlet pipe is provided with water pump (14).
5. according to claim 1 suitable for sulfurous fuels from deoxygenation Converter Residual Heat Boiler, it is characterised in that：The sudden strain of a muscle
Steam drain (d) is provided with the top of steaming device (2), the water inlet (c) is located at the middle part of the flash vessel (2), the flash vessel (2)
Bottom be connected with the deoxygenation water tank (8).
6. according to claim 5 suitable for sulfurous fuels from deoxygenation Converter Residual Heat Boiler, it is characterised in that：The sudden strain of a muscle
The top of steaming device (2) is additionally provided with safety relief valve (a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310684868.3A CN104713058B (en) | 2013-12-12 | 2013-12-12 | Self-deoxidization waste heat boiler suitable for sulfur-containing fuel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310684868.3A CN104713058B (en) | 2013-12-12 | 2013-12-12 | Self-deoxidization waste heat boiler suitable for sulfur-containing fuel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104713058A CN104713058A (en) | 2015-06-17 |
| CN104713058B true CN104713058B (en) | 2017-05-24 |
Family
ID=53412620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310684868.3A Expired - Fee Related CN104713058B (en) | 2013-12-12 | 2013-12-12 | Self-deoxidization waste heat boiler suitable for sulfur-containing fuel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104713058B (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106765260A (en) * | 2016-11-29 | 2017-05-31 | 无锡市锡源锅炉有限公司 | A kind of pressure combustion boiler smokejack residual neat recovering system |
| CN106764992A (en) * | 2016-11-29 | 2017-05-31 | 无锡市锡源锅炉有限公司 | One kind supercharging controlling type residual neat recovering system |
| CN106765243A (en) * | 2016-11-29 | 2017-05-31 | 无锡市锡源锅炉有限公司 | A kind of heat carrier gas condense flue gas waste heat recovery apparatus |
| CN106764993A (en) * | 2016-11-29 | 2017-05-31 | 无锡市锡源锅炉有限公司 | A kind of booster-type combustion gas bearer boiler smoke waste heat recovery system |
| CN106546113A (en) * | 2016-11-29 | 2017-03-29 | 无锡市锡源锅炉有限公司 | A kind of heat carrier gas stove device for recycling exhaust smoke residual heat |
| CN106764994A (en) * | 2016-11-29 | 2017-05-31 | 无锡市锡源锅炉有限公司 | A kind of heat carrier gas fire grate cigarette afterheat utilizing system |
| CN106556020A (en) * | 2016-11-29 | 2017-04-05 | 无锡市锡源锅炉有限公司 | A kind of booster-type heat carrier gas stove device for recycling exhaust smoke residual heat |
| CN107145175B (en) * | 2017-05-26 | 2020-11-06 | 中国核动力研究设计院 | Steam generator feedwater temperature control analog system |
| CN107990299A (en) * | 2017-10-25 | 2018-05-04 | 山西潞安煤基精细化学品有限公司 | A kind of water supply line for converting feedwater preheater |
| CN107741006A (en) * | 2017-11-21 | 2018-02-27 | 宁波和盛达能源科技有限公司 | A kind of combustion gas distributed busbar protection |
| CN110056859A (en) * | 2019-04-02 | 2019-07-26 | 南通常安能源有限公司 | A kind of flue gas waste heat recovery heat-exchange system and method |
| CN113405079A (en) * | 2021-06-29 | 2021-09-17 | 浙江诚邦新能源科技有限公司 | Heat storage type waste heat recovery device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1048446A (en) * | 1990-07-31 | 1991-01-09 | 林承方 | The thermodynamic deoxidizing method of hot-water boiler and device |
| JP2002206701A (en) * | 2001-01-04 | 2002-07-26 | Babcock Hitachi Kk | Exhaust gas heat recovering device and method |
| CN102022720A (en) * | 2010-11-01 | 2011-04-20 | 中材节能发展有限公司 | Water-supply capacity-expansion deaerator |
| CN202927865U (en) * | 2012-11-17 | 2013-05-08 | 潍坊中阳机械科技有限公司 | Waste heat recovery device |
| CN203744201U (en) * | 2013-12-12 | 2014-07-30 | 霍特安热能技术（江苏）有限公司 | Self-deoxygenization waste heat boiler suitable for sulfur-containing fuel heating furnace |
-
2013
- 2013-12-12 CN CN201310684868.3A patent/CN104713058B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1048446A (en) * | 1990-07-31 | 1991-01-09 | 林承方 | The thermodynamic deoxidizing method of hot-water boiler and device |
| JP2002206701A (en) * | 2001-01-04 | 2002-07-26 | Babcock Hitachi Kk | Exhaust gas heat recovering device and method |
| CN102022720A (en) * | 2010-11-01 | 2011-04-20 | 中材节能发展有限公司 | Water-supply capacity-expansion deaerator |
| CN202927865U (en) * | 2012-11-17 | 2013-05-08 | 潍坊中阳机械科技有限公司 | Waste heat recovery device |
| CN203744201U (en) * | 2013-12-12 | 2014-07-30 | 霍特安热能技术（江苏）有限公司 | Self-deoxygenization waste heat boiler suitable for sulfur-containing fuel heating furnace |
Non-Patent Citations (1)
| Title |
|---|
| 玻璃窑余热发电锅炉的优化设计;张智斌，陆子龙;《工业锅炉》;20121231(第6期);5-9 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104713058A (en) | 2015-06-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104713058B (en) | Self-deoxidization waste heat boiler suitable for sulfur-containing fuel | |
| CN204739568U (en) | Energy saving and emission reduction system that horizontal phase transition heat exchanger and prefix type hydrophily formula GGH unite | |
| CN101392992B (en) | Silicon smelting electric furnace waste heat power generation process flow and configuration | |
| CN104964265B (en) | Horizontal type phase-change heat exchanger and the united energy-saving and emission-reduction system of prefix type hydrophily formula GGH and energy-saving and emission-reduction method | |
| WO2021258646A1 (en) | Natural circulation ferrosilicon waste heat boiler circulation system | |
| CN105277027A (en) | Phase-change heat exchanger and heat exchange method thereof | |
| CN104712402B (en) | Using the organic Rankine cycle power generation system of engine exhaust used heat | |
| CN204042853U (en) | Steam boiler waste heat reclaims and system for deoxidizing by heat power | |
| CN203744201U (en) | Self-deoxygenization waste heat boiler suitable for sulfur-containing fuel heating furnace | |
| CN106352313B (en) | The waste heat boiler that gas turbine presurized water reactor steam turbine combined cycle uses | |
| CN103471084A (en) | Low-pressure hot-water smoke cooling system and method for avoiding low-temperature corrosion of air pre-heater | |
| CN105371669B (en) | Flue gas of glass melting furnace and annealing kiln waste gas residual heat combined recovery electricity generation system and method | |
| CN103032881B (en) | System using extraction steam of boiler unit to heat clean smoke after desulfurization | |
| CN209876971U (en) | Steam air preheating device and system | |
| CN204460173U (en) | A kind of waste heat boiler therrmodynamic system device carrying oxygen-eliminating device | |
| CN206330114U (en) | Boiler tail heat exchange device | |
| CN205424875U (en) | Iron -smelter coke oven low temperature waste heat from flue gas boiler | |
| CN107345656A (en) | A kind of steam raising plant using residual heat from boiler fume | |
| CN102942967A (en) | Blast furnace gas preprocessing method and device | |
| CN209431391U (en) | A kind of boiler system with steam soot blowing waste-heat recovery device | |
| CN206755129U (en) | A kind of steam raising plant using residual heat from boiler fume | |
| CN206330130U (en) | Refuse incineration system waste heat boiler superheater | |
| CN204554767U (en) | A kind of system for deoxidizing by heat power that can utilize natural gas boiler smoke discharging residual heat | |
| CN219995321U (en) | RTO is from deoxidization exhaust-heat boiler structure | |
| CN205424874U (en) | Sintering is steam -water system for exhaust -heat boiler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191012 Address after: 201612 zone B, floor 1, building 1, No. 58, Jizhan Road, Minhang District, Shanghai Patentee after: SHANGHAI FUBO EP EQUIPMENT Co.,Ltd. Address before: 212132, Jiangsu Province, Zhenjiang City, New District, Tong Kong Road, No. 7 Patentee before: HOTANT THERMAL TECHNOLOGY (JIANGSU) Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170524 |