CN109210968A - A kind of integral type vaporizer-superheater - Google Patents
A kind of integral type vaporizer-superheater Download PDFInfo
- Publication number
- CN109210968A CN109210968A CN201710520936.0A CN201710520936A CN109210968A CN 109210968 A CN109210968 A CN 109210968A CN 201710520936 A CN201710520936 A CN 201710520936A CN 109210968 A CN109210968 A CN 109210968A
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- China
- Prior art keywords
- shell
- superheater
- tube
- vaporizer
- integral type
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- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
- F28D7/1615—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation the conduits being inside a casing and extending at an angle to the longitudinal axis of the casing; the conduits crossing the conduit for the other heat exchange medium
Abstract
The invention discloses a kind of integral type vaporizer-superheaters, by vaporizer-superheater shell, shell side, tube side, shell side communicating pipe and separator group at, shell side, tube side and separator are arranged in vaporizer-superheater shell, shell side communicating pipe is arranged in vaporizer-superheater hull outside, shell side communicating pipe is connected to vaporizer-superheater shell, and shell side is connected to tube inlet and is equipped at least one entrance, and the vaporizer-superheater thermal efficiency is high, small investment, occupied area are small.
Description
Technical field
The present invention relates to Thermal Power Engineering evaporation equipment field, in particular to a kind of integral type vaporizer-superheater.
Background technique
The basic reason of China's Energy situation sternness at present is that energy consumption efficiency is low, with regard to waste heat, waste heat, using status come
It sees, there are also very big to utilize space in China.With the development of low temperature exhaust heat recovery technology, Organic Rankine Cycle power generation is gradually shown
Out its in the advantage of field of waste heat utilization, the economic stability operation of system and equipment more attracts attention.
In the prior art, it has the following problems: being generated electricity for 200 DEG C or less low temperature exhaust heats with Organic Rankine Cycle and recycle neck
Domain, since heat source temperature is lower, saturation organic working medium steam can energy band liquid, the big more options screw machine of expanding machine type, separate unit hair
Motor group size limit is in 500kW hereinafter, smaller.If increasing superheater, respective lines pressure drop increases, identical heat source temperature
Under degree, organic working medium evaporating temperature decline, generated energy is reduced, and influences waste heat recycling economic benefit.
Summary of the invention
The present invention provides a kind of integral type vaporizer-superheater, overcomes the deficiencies of existing technologies, and is completed by a heat exchanger
Two processes of organic working medium evaporation and overheat, whole process organic working medium pressure drop is smaller, has both been able to maintain expander inlet steam
Mass dryness fraction, and organic working medium evaporating pressure, temperature can be improved as far as possible.
A kind of integral type vaporizer-superheater, by vaporizer-superheater shell, shell side, tube side, shell side communicating pipe and separator group
At, it is characterised in that: shell side, tube side and separator are arranged in vaporizer-superheater shell, and the setting of shell side communicating pipe was being evaporated
Hot device hull outside, shell side communicating pipe are connected to vaporizer-superheater shell.
A kind of integral type vaporizer-superheater, it is characterised in that: vaporizer-superheater shell axial ends is equipped with logistics
Entrance and stream outlet set organic working medium inflow entrance and machine working medium outflux in vaporizer-superheater case top.
A kind of integral type vaporizer-superheater, it is characterised in that: it is equipped with leakage fluid dram in vaporizer-superheater housing bottom,
Leakage fluid dram is arranged in the first shell side and the second shell side bottom.
A kind of integral type vaporizer-superheater, it is characterised in that: vaporizer-superheater is equipped with the first shell side and second shell
Two shell sides of journey, two tube sides of the first tube side and the second tube side；When double-shell diameter difference, the big person of shell side diameter is first shell
Journey, the small person of diameter are the second shell side.First shell side lower part is heat-exchanging tube bundle, and the first shell side top is equipped with the refrigerant vapor rising space
A kind of integral type vaporizer-superheater, it is characterised in that: separator goes out to be connected to the first shell-side outlet, and first
Shell-side outlet has shell side communicating pipe to be connected to the second shell side inlet, and the second shell side is equipped with baffle plate.
A kind of integral type vaporizer-superheater, it is characterised in that: baffle plate and water distribution are equipped with inside vaporizer-superheater
Main pipe.
A kind of integral type vaporizer-superheater, it is characterised in that: be equipped with aperture in water distribution main pipe bottom, diameter is greater than
10mm, 100~200mm of pitch of holes, are not less than 2/3rds of the first shell side length with liquid main pipe length, are located at the with liquid main pipe
Below one shell side liquid level.
A kind of integral type vaporizer-superheater, it is characterised in that: the pipe radical of the first tube side and the second tube side and
Caliber is equal.
A kind of integral type vaporizer-superheater, it is characterised in that: the first shell side is corresponding with the first tube side, the second shell side
Corresponding with the second tube side, the first tube side pipe range is greater than the second tube side pipe range.
A kind of integral type vaporizer-superheater, it is characterised in that: tube side uses integral type and two kinds of segmented tube side
Structure；When vaporizer-superheater length is less than 9m, using integral type tube side structure, the first tube side and the second tube side share tube sheet, the
Only have tube sheet between one tube side and the second tube side to be separated by, the first tube side pipe range is greater than the second tube side pipe range；Vaporizer-superheater
When length is greater than 9m, using segmented tube side structure, the first tube side and the second tube side do not share tube sheet, the first tube side and the second pipe
There is bobbin carriage to be connected between journey, the first tube side pipe range is greater than the second tube side pipe range.
A kind of integral type vaporizer-superheater, it is characterised in that: separator be louver separator, equal spiracular plate,
One of steel wire fine separator, wire mesh demister.
A kind of integral type vaporizer-superheater, it is characterised in that: shell side is connected to tube inlet and is equipped at least one entrance,
Communicating pipe elbow uses wide-angle smooth bends.
Integral type vaporizer-superheater process is as follows, and high temperature logistics enters from the second tube-side inlet, from the first tube side outlet and
Out.Low temperature logistics enter from the first shell side inlet, by with after the liquid separation of liquid main pipe evenly into the first shell side and high temperature substrate
Stream heat exchange evaporation.Low temperature logistics steam passes through the rising space after evaporating in the first shell side and separator carries out gas-liquid separation, warp
Second shell side is entered by communicating pipe.Low temperature logistics steam and high temperature logistics continue heat exchange as after superheated vapor in the second shell side
Outflow.
Compared with prior art, under the conditions of identical heat exchange area, integral type vaporizer-superheater of the present invention is compact-sized, reduces
Equipment land occupation, housing area is small, reduces metal consumption, reduces manufacturing cost.
Compared with prior art evaporator+superheater scheme, integral type vaporizer-superheater tube side pressure is substantially reduced, shell side
Pressure has certain reduction.
Detailed description of the invention
A kind of one of integral type vaporizer-superheater structure chart of Fig. 1.
The two of a kind of integral type vaporizer-superheater structure chart of Fig. 2.
Wherein:
1. stream inlet, 2. stream outlets, 3) working medium inflow entrance, 4) working medium outflux, 5. first shell sides, 6. second shells
Journey, 7. first tube sides, 8. second tube sides, 10. leakage fluid drams, 11. baffle plates, 12. shell side communicating pipes, 14. separators, 15. water distributions
Main pipe, 16. apertures, 17. integral type vaporizer-superheater shells.
Specific embodiment
Embodiment 1
A kind of integral type vaporizer-superheater, by vaporizer-superheater shell, shell side, tube side, shell side communicating pipe and separator group
At shell side, tube side and separator are arranged in vaporizer-superheater shell, and shell side communicating pipe is arranged outside vaporizer-superheater shell
Portion, shell side communicating pipe are connected to vaporizer-superheater shell, and shell side is connected to tube inlet and is equipped with 2 entrances, vaporizer-superheater shell axis
It is equipped with stream inlet and stream outlet to both ends, sets organic working medium inflow entrance and the outflow of machine working medium in vaporizer-superheater case top
Mouthful, it is equipped with leakage fluid dram in vaporizer-superheater housing bottom, leakage fluid dram setting is in the first shell side and the second shell side bottom, evaporation overheat
Device is equipped with two shell sides of the first shell side and the second shell side, two tube sides of the first tube side and the second tube side；Double-shell diameter is different, shell
The big person of journey diameter is the first shell side, and the small person of diameter is the second shell side, and the first shell side lower part is heat-exchanging tube bundle, and the first shell side top is set
There is the refrigerant vapor rising space, separator goes out to be connected to the first shell-side outlet, and the first shell-side outlet and the second shell side inlet have shell
The connection of journey communicating pipe, the second shell side are equipped with baffle plate, baffle plate and water distribution main pipe are equipped with inside vaporizer-superheater, in water distribution main pipe
Bottom is equipped with aperture, and diameter 10mm, pitch of holes 100mm are the first shell side length 70% with liquid main pipe length, are located at liquid main pipe
For first shell side liquid level hereinafter, the number of tube passes and diameter of the first tube side and the second tube side are equal, the first shell side is corresponding with the first tube side,
Second shell side is corresponding with the second tube side, and the first tube side pipe range is greater than the second tube side pipe range, and tube side uses integral type vaporizer-superheater
When length is less than 9m, the first tube side and the second tube side share tube sheet, only have tube sheet between the first tube side and the second tube side and are separated by, the
One tube side pipe range is greater than the second tube side pipe range, and separator is louver separator.
Embodiment 2
A kind of integral type vaporizer-superheater, by vaporizer-superheater shell, shell side, tube side, shell side communicating pipe and separator group
At shell side, tube side and separator are arranged in vaporizer-superheater shell, and shell side communicating pipe is arranged outside vaporizer-superheater shell
Portion, shell side communicating pipe are connected to vaporizer-superheater shell, and shell side is connected to tube inlet and is equipped with 3 entrances, vaporizer-superheater shell axis
It is equipped with stream inlet and stream outlet to both ends, sets organic working medium inflow entrance and the outflow of machine working medium in vaporizer-superheater case top
Mouthful, it is equipped with leakage fluid dram in vaporizer-superheater housing bottom, leakage fluid dram setting is in the first shell side and the second shell side bottom, evaporation overheat
Device is equipped with two shell sides of the first shell side and the second shell side, two tube sides of the first tube side and the second tube side；Double-shell diameter is identical, the
One shell side lower part is heat-exchanging tube bundle, and the first shell side top is equipped with the refrigerant vapor rising space, and separator goes out with the first shell-side outlet
Connection, the first shell-side outlet have shell side communicating pipe to be connected to the second shell side inlet, and the second shell side is equipped with baffle plate, vaporizer-superheater
Inside is equipped with baffle plate and water distribution main pipe, is equipped with aperture in water distribution main pipe bottom, diameter is greater than 20mm, pitch of holes 200mm, matches liquid
Main pipe length is the 80% of the first shell side length, is located at the first shell side liquid level hereinafter, the first tube side and the second tube side with liquid main pipe
Number of tube passes and diameter it is equal, the first shell side is corresponding with the first tube side, and the second shell side is corresponding with the second tube side, first tube side
Pipe range be greater than the second tube side pipe range, tube side use segmented tube side structure, vaporizer-superheater length be greater than 9m, adopt the first tube side with
Second tube side does not share tube sheet, has bobbin carriage to be connected between the first tube side and the second tube side, and the first tube side pipe range is greater than the second tube side
Pipe range, separator are louver separator.
Embodiment 3
A kind of integral type vaporizer-superheater, it is identical as embodiment, the difference is that: separator is equal spiracular plate.
Embodiment 4
A kind of integral type vaporizer-superheater, it is same as Example 1, the difference is that: separator be steel wire segment from
Device.
Embodiment 5
A kind of integral type vaporizer-superheater, it is same as Example 1, the difference is that: separator is wire mesh demister.
Embodiment 6
A kind of integral type vaporizer-superheater, it is same as Example 1, the difference is that: shell side is connected to tube inlet and is equipped with 5
Entrance.
Embodiment 7
A kind of integral type vaporizer-superheater, it is same as Example 1, the difference is that: shell side is connected to tube inlet and is equipped with 3
Entrance.
Embodiment 8
A kind of integral type vaporizer-superheater, it is same as Example 2, the difference is that: separator is equal spiracular plate.
Embodiment 9
A kind of integral type vaporizer-superheater, it is same as Example 2, the difference is that: separator be steel wire segment from
Device.
Embodiment 10
A kind of integral type vaporizer-superheater, it is same as Example 2, the difference is that: separator is wire mesh demister.
Embodiment 11
A kind of integral type vaporizer-superheater, it is same as Example 2, the difference is that: shell side is connected to tube inlet and is equipped with 5
Entrance.
Embodiment 12
A kind of integral type vaporizer-superheater, it is same as Example 2, the difference is that: shell side is connected to tube inlet and is equipped with 3
Entrance.
Claims (11)
1. a kind of integral type vaporizer-superheater, by vaporizer-superheater shell, shell side, tube side, shell side communicating pipe and separator group at,
It is characterized by: shell side, tube side and separator are arranged in vaporizer-superheater shell, shell side communicating pipe is arranged in vaporizer-superheater
Hull outside, shell side communicating pipe are connected to vaporizer-superheater shell, and shell side is connected to tube inlet and is equipped at least one entrance.
2. according to a kind of integral type vaporizer-superheater described in claim 1, it is characterised in that: vaporizer-superheater shell is along axial
Both ends are equipped with stream inlet and stream outlet, set organic working medium inflow entrance and the outflow of machine working medium in vaporizer-superheater case top
Mouthful.
3. according to a kind of integral type vaporizer-superheater described in claim 1, it is characterised in that: in vaporizer-superheater housing bottom
Equipped with leakage fluid dram, leakage fluid dram is arranged in the first shell side and the second shell side bottom.
4. according to a kind of integral type vaporizer-superheater described in claim 1, it is characterised in that: vaporizer-superheater is equipped with first shell
Two shell sides of journey and the second shell side, two tube sides of the first tube side and the second tube side；When double-shell diameter difference, shell side diameter is big
Person is the first shell side, and the small person of diameter is the second shell side, and the first shell side lower part is heat-exchanging tube bundle, and the first shell side top is steamed equipped with working medium
The gas rising space.
5. according to a kind of integral type vaporizer-superheater described in claim 1, it is characterised in that: separator and the first shell-side outlet
It is connected to out, the first shell-side outlet has shell side communicating pipe to be connected to the second shell side inlet, and the second shell side is equipped with baffle plate.
6. according to a kind of integral type vaporizer-superheater described in claim 1, it is characterised in that: be equipped with folding inside vaporizer-superheater
Flowing plate and water distribution main pipe.
7. according to a kind of integral type vaporizer-superheater described in claim 1, it is characterised in that: be equipped in water distribution main pipe bottom small
Hole, diameter are greater than 10mm, 100~200mm of pitch of holes, are not less than 2/3rds of the first shell side length with liquid main pipe length, match
Liquid main pipe is located at the first shell side liquid level or less.
8. according to a kind of integral type vaporizer-superheater described in claim 1, it is characterised in that: the first tube side and the second tube side
Number of tube passes and caliber are equal.
9. according to a kind of integral type vaporizer-superheater described in claim 1 and 8, it is characterised in that: the first shell side and the first pipe
Journey is corresponding, and the second shell side is corresponding with the second tube side, and the first tube side pipe range is greater than the second tube side pipe range.
10. according to a kind of integral type vaporizer-superheater described in claim 1 and 8, it is characterised in that: tube side using integral type and
Two kinds of structures of segmented tube side；When vaporizer-superheater length is less than 9m, using integral type tube side structure, the first tube side and the second pipe
Cheng Gongyong tube sheet only has tube sheet and is separated by between the first tube side and the second tube side, the first tube side pipe range is greater than the second tube side pipe
It is long；When vaporizer-superheater length is greater than 9m, using segmented tube side structure, the first tube side and the second tube side do not share tube sheet, the
There is bobbin carriage to be connected between one tube side and the second tube side, the first tube side pipe range is greater than the second tube side pipe range.
11. according to a kind of integral type vaporizer-superheater described in claim 1, it is characterised in that: separator is shutter separation
One of device, equal spiracular plate, steel wire fine separator, wire mesh demister.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710520936.0A CN109210968A (en) | 2017-06-30 | 2017-06-30 | A kind of integral type vaporizer-superheater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710520936.0A CN109210968A (en) | 2017-06-30 | 2017-06-30 | A kind of integral type vaporizer-superheater |
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| Publication Number | Publication Date |
|---|---|
| CN109210968A true CN109210968A (en) | 2019-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710520936.0A Pending CN109210968A (en) | 2017-06-30 | 2017-06-30 | A kind of integral type vaporizer-superheater |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3545412A (en) * | 1968-06-04 | 1970-12-08 | Combustion Eng | Molten salt operated generator-superheater using floating head design |
| CN201129942Y (en) * | 2007-11-07 | 2008-10-08 | 李家新 | Carbon monoxide converter tube shell type main heat exchanger |
| CN101334247A (en) * | 2008-05-08 | 2008-12-31 | 蒋瑾瑶 | Air-cooler utilizing residual heat |
| CN203203431U (en) * | 2013-01-15 | 2013-09-18 | 中国五环工程有限公司 | Integrated hot air heat exchanger in series connection |
| CN108661736A (en) * | 2017-03-30 | 2018-10-16 | 中石化广州工程有限公司 | A kind of device for generating power by waste heat |
-
2017
- 2017-06-30 CN CN201710520936.0A patent/CN109210968A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3545412A (en) * | 1968-06-04 | 1970-12-08 | Combustion Eng | Molten salt operated generator-superheater using floating head design |
| CN201129942Y (en) * | 2007-11-07 | 2008-10-08 | 李家新 | Carbon monoxide converter tube shell type main heat exchanger |
| CN101334247A (en) * | 2008-05-08 | 2008-12-31 | 蒋瑾瑶 | Air-cooler utilizing residual heat |
| CN203203431U (en) * | 2013-01-15 | 2013-09-18 | 中国五环工程有限公司 | Integrated hot air heat exchanger in series connection |
| CN108661736A (en) * | 2017-03-30 | 2018-10-16 | 中石化广州工程有限公司 | A kind of device for generating power by waste heat |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190115 |
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| RJ01 | Rejection of invention patent application after publication |