CN105502434A - Heat-energy-saving nitrogen separator - Google Patents
Heat-energy-saving nitrogen separator Download PDFInfo
- Publication number
- CN105502434A CN105502434A CN201610021179.8A CN201610021179A CN105502434A CN 105502434 A CN105502434 A CN 105502434A CN 201610021179 A CN201610021179 A CN 201610021179A CN 105502434 A CN105502434 A CN 105502434A
- Authority
- CN
- China
- Prior art keywords
- tube
- adapter
- spacing
- shell
- catalyst tank
- 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.)
- Pending
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/02—Preparation, purification or separation of ammonia
- C01C1/04—Preparation of ammonia by synthesis in the gas phase
- C01C1/0405—Preparation of ammonia by synthesis in the gas phase from N2 and H2 in presence of a catalyst
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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
- F28D7/1623—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 with particular pattern of flow of the heat exchange media, e.g. change of flow direction
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention relates to a heat-energy-saving nitrogen separator which comprises a heat exchanger, an electric heating shell and a catalyst tank. The heat exchanger comprises a seal head and a barrel, a pipe inlet is formed in the top of the seal head, a flange is arranged on the top of the seal head, a first pipe plate is provided with a first distance pipe, a second distance pipe, a heat exchange pipe and a third distance pipe, an outlet of the shell side, a shaft type lifting lug, a lug type support, an expansion joint, an inlet of the shell side and a lifting lug are arranged on the outside of the barrel, a packing support plate is arranged in the catalyst tank, a first connecting pipe, a second connecting pipe and a third connecting pipe are arranged outside the catalyst tank, the third connecting pipe is arranged perpendicular to the first connecting pipe, a forth connecting pipe is arranged on the third connecting pipe, and a fifth connecting pipe is arranged at the bottom of the catalyst tank. According to the heat-energy-saving nitrogen separator, heat energy consumption is saved, the catalytic effect of nitrogen is achieved conveniently, and subsequent separation is convenient.
Description
Technical field
The present invention relates to a kind of energy-saving heat exchanging apparatus, particularly a kind of nitrogen joint heat separator.
Background technology
Nitrogen is not only rare gas element; shielding gas as a lot of reaction uses; simultaneously; nitrogen can to react generation ammonia with hydrogen again at high temperature under high pressure; and ammonia is important and conventional Chemicals; nitrogen fertilizer industry, organic synthesis industry and manufacture nitric acid, ammonium salt and soda ash all be unable to do without it; but in the catalyzed reaction of nitrogen; nitrogen needs the high temperature reaching more than 450 DEG C; adopt traditional type of heating, heating efficiency is low, and heat waste is large; cause catalyzing and synthesizing poor effect, affect later separation effect.
Summary of the invention
The object of the invention is the defect for prior art, provide a kind of nitrogen to save heat separator, saving heat energy consumes, and is convenient to improve nitrogen catalytic effect, be convenient to later separation.
The present invention is achieved by the following technical solutions:
A kind of nitrogen joint heat separator, comprise interchanger, electrically heated housing and catalyst tank, wherein, described interchanger comprises end socket and cylindrical shell, and described end socket top is provided with pipe import, and described end socket top is provided with flange, described flange is provided with stud, described cylindrical shell top is provided with the first tube sheet, and realize end socket through flange with the first tube sheet by stud and be connected with cylindrical shell, described first tube sheet is provided with the first spacing tube, the second spacing tube, heat transfer tube and the 3rd spacing tube;
Described second spacing tube has two, and lay respectively at the setting of heat transfer tube zygomorphy, some back up pads are provided with between described two the second spacing tubes, described first spacing tube and the 3rd spacing tube lay respectively at the second spacing tube both sides, described first spacing tube is provided with some first traverse baffles, some second traverse baffles are provided with outside described 3rd spacing tube, described first traverse baffle is connected with the second spacing tube with cylinder inboard wall respectively with the second traverse baffle two ends, described first traverse baffle and the second traverse baffle are crisscross arranged, described cylinder body bottom is provided with the second tube sheet, described heat transfer tube two ends are communicated with the second tube sheet with the first tube sheet respectively,
Shell-side outlet, axial lifting lug, hanging support, expansion joint, shell-side inlet and hanger is provided with outside described cylindrical shell, described shell-side outlet, hanging support, expansion joint, shell-side inlet are set gradually to bottom by top, described axial lifting lug lays respectively at shell-side outlet both sides, and described hanger and shell-side inlet are point-blank;
Be connected with electrically heated case top bottom described second tube sheet, heating gate is provided with outside described electrically heated housing, described electrically heated housing bottom is connected with catalyst tank top, supporting seat is provided with bottom described catalyst tank, be provided with packing support plate in described catalyst tank, be provided with the first adapter, the second adapter and the 3rd adapter outside described catalyst tank, described 3rd adapter takes over vertical setting with first, described 3rd adapter is provided with the 4th adapter, is provided with the 5th adapter bottom described catalyst tank.
Above-mentioned a kind of nitrogen joint heat separator, wherein, described stud is provided with pad and nut outward successively, is provided with gasket between described flange and the first tube sheet.
Above-mentioned a kind of nitrogen joint heat separator, wherein, bottom described first spacing tube and between the first traverse baffle, bottom the second spacing tube and between back up pad, is equipped with mounting nuts bottom the 3rd spacing tube and between the second traverse baffle.
Above-mentioned a kind of nitrogen joint heat separator, wherein, described cylinder lateral wall and catalyst tank outer wall is equipped with nameplate frame.
Above-mentioned a kind of nitrogen joint heat separator, wherein, described hanging support has four, and arranges around cylindrical shell one week uniform intervals.
Above-mentioned a kind of nitrogen joint heat separator, wherein, described packing support plate and the second adapter are all taken over first and are obliquely installed, described packing support plate and first take between angle theta 1 be 45 °, described second take over and first take between angle theta 2 be 30 °.
Beneficial effect of the present invention is:
Low temperature nitrogen enters from the pipe import of interchanger, high temperature nitrogen enters from shell-side inlet, low temperature nitrogen is turned back in the first spacing tube, the second spacing tube and the 3rd spacing tube, and be circulated to the second tube sheet through heat transfer tube, enter electrically heated housing, high temperature nitrogen, through the first traverse baffle and the continuous baffling of the second traverse baffle, after carrying out heat exchange, flows out from shell-side outlet with the low temperature nitrogen in pipe;
Low temperature nitrogen after heat exchange is inflow catalyst tank after the heating of electrically heated housing place, catalyzer is loaded at packing support plate place, import reactant gases or scavenging solution by the first adapter, the second adapter and the 5th adapter, and derive through the 3rd adapter, be separated in the 4th adapter place.
The structure design of the first spacing tube, the second spacing tube, heat transfer tube and the 3rd spacing tube in interchanger cylindrical shell of the present invention, guarantee slows down low temperature nitrogen circulation, simultaneously the first traverse baffle and the continuous baffling of the second traverse baffle, ensures that low temperature nitrogen and high temperature nitrogen flow velocity are low, raising heat exchange effect.
Gasket of the present invention, nut, mounting nuts ensure stability and the stopping property of connection; Axial lifting lug, hanging support and hanger ensure the stability being connected and installed support; Expansion joint contributes to gas hot expanding type and compensates; Packing support plate and the second adapter are suitable for the first angle of inclination taken over respectively, are convenient to reactant gases and fully contact, improve catalytic effect, be convenient to gas delivery.
To sum up, saving heat energy consumption of the present invention, is convenient to improve nitrogen catalytic effect, be convenient to later separation.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is heat exchanger structure schematic diagram of the present invention.
Fig. 3 is interchanger A portion of the present invention enlarged diagram.
Fig. 4 is interchanger axial lifting lug scheme of installation of the present invention.
Fig. 5 is interchanger hanging support scheme of installation of the present invention.
Fig. 6 is catalyst tank vertical view of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further.
A kind of nitrogen joint heat separator, comprise interchanger 1, electrically heated housing 2 and catalyst tank 3, wherein, described interchanger 1 comprises end socket 4 and cylindrical shell 5, described end socket 4 top is provided with pipe import 6, described end socket 4 top is provided with flange 7, described flange 7 is provided with stud 8, described cylindrical shell 5 top is provided with the first tube sheet 11, realize end socket 4 through flange 7 with the first tube sheet 11 by stud 8 to be connected with cylindrical shell 5, described stud 8 is outer is provided with pad 9 and nut 10 successively, gasket 36 is provided with between described flange 7 and the first tube sheet 11, described first tube sheet 11 is provided with the first spacing tube 12, second spacing tube 13, heat transfer tube 14 and the 3rd spacing tube 15,
Described second spacing tube 13 has two, and lay respectively at the setting of heat transfer tube 14 zygomorphy, some back up pads 16 are provided with between described two the second spacing tubes 13, described first spacing tube 12 and the 3rd spacing tube 15 lay respectively at the second spacing tube 13 both sides, described first spacing tube 12 is provided with some first traverse baffles 17, some second traverse baffles 18 are provided with outside described 3rd spacing tube 15, described first traverse baffle 17 is connected with the second spacing tube 13 with cylindrical shell 5 inwall respectively with the second traverse baffle 18 two ends, described first traverse baffle 17 and the second traverse baffle 18 are crisscross arranged, bottom described first spacing tube 12 and between the first traverse baffle 17, bottom second spacing tube 13 and between back up pad 16, mounting nuts 19 is equipped with bottom 3rd spacing tube 15 and between the second traverse baffle 18, the second tube sheet 20 is provided with bottom described cylindrical shell 5, described heat transfer tube 14 two ends are communicated with the second tube sheet 20 with the first tube sheet 11 respectively,
Shell-side outlet 21, axial lifting lug 22, hanging support 23, expansion joint 24, shell-side inlet 25 and hanger 26 is provided with outside described cylindrical shell 5, described shell-side outlet 21, hanging support 23, expansion joint 24, shell-side inlet 25 are set gradually to bottom by top, described axial lifting lug 22 lays respectively at shell-side outlet 21 both sides, described hanging support 23 has four, and arrange around cylindrical shell 5 one weeks uniform intervals, described hanger 26 and shell-side inlet 25 are point-blank;
Be connected with electrically heated housing 2 top bottom described second tube sheet 20, heating gate 27 is provided with outside described electrically heated housing 2, be connected with catalyst tank 3 top bottom described electrically heated housing 2, supporting seat 28 is provided with bottom described catalyst tank 3, packing support plate 29 is provided with in described catalyst tank 3, the first adapter 30 is provided with outside described catalyst tank 3, second adapter 31 and the 3rd adapter 32, described 3rd adapter 32 is vertical with the first adapter 30 to be arranged, described packing support plate 29 and the second adapter 31 are all obliquely installed with the first adapter 30, angle theta 1 between described packing support plate 29 and the first adapter 30 is 45 °, angle theta 2 between described second adapter 31 and the first adapter 30 is 30 °, described 3rd adapter 32 is provided with the 4th adapter 33, the 5th adapter 34 is provided with bottom described catalyst tank 3, described cylindrical shell 5 sidewall and catalyst tank 3 outer wall are equipped with nameplate frame 35.
Mode of operation of the present invention is:
Low temperature nitrogen enters from the pipe import of interchanger, high temperature nitrogen enters from shell-side inlet, low temperature nitrogen is turned back in the first spacing tube, the second spacing tube and the 3rd spacing tube, and be circulated to the second tube sheet through heat transfer tube, enter electrically heated housing, high temperature nitrogen, through the first traverse baffle and the continuous baffling of the second traverse baffle, after carrying out heat exchange, flows out from shell-side outlet with the low temperature nitrogen in pipe;
Low temperature nitrogen after heat exchange is inflow catalyst tank after the heating of electrically heated housing place, catalyzer is loaded at packing support plate place, import reactant gases or scavenging solution by the first adapter, the second adapter and the 5th adapter, and derive through the 3rd adapter, be separated in the 4th adapter place.
The above; be only the present invention's preferably embodiment, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (6)
1. a nitrogen joint heat separator, comprise interchanger, electrically heated housing and catalyst tank, it is characterized by, described interchanger comprises end socket and cylindrical shell, and described end socket top is provided with pipe import, and described end socket top is provided with flange, described flange is provided with stud, described cylindrical shell top is provided with the first tube sheet, and realize end socket through flange with the first tube sheet by stud and be connected with cylindrical shell, described first tube sheet is provided with the first spacing tube, the second spacing tube, heat transfer tube and the 3rd spacing tube;
Described second spacing tube has two, and lay respectively at the setting of heat transfer tube zygomorphy, some back up pads are provided with between described two the second spacing tubes, described first spacing tube and the 3rd spacing tube lay respectively at the second spacing tube both sides, described first spacing tube is provided with some first traverse baffles, some second traverse baffles are provided with outside described 3rd spacing tube, described first traverse baffle is connected with the second spacing tube with cylinder inboard wall respectively with the second traverse baffle two ends, described first traverse baffle and the second traverse baffle are crisscross arranged, described cylinder body bottom is provided with the second tube sheet, described heat transfer tube two ends are communicated with the second tube sheet with the first tube sheet respectively,
Shell-side outlet, axial lifting lug, hanging support, expansion joint, shell-side inlet and hanger is provided with outside described cylindrical shell, described shell-side outlet, hanging support, expansion joint, shell-side inlet are set gradually to bottom by top, described axial lifting lug lays respectively at shell-side outlet both sides, and described hanger and shell-side inlet are point-blank;
Be connected with electrically heated case top bottom described second tube sheet, heating gate is provided with outside described electrically heated housing, described electrically heated housing bottom is connected with catalyst tank top, supporting seat is provided with bottom described catalyst tank, be provided with packing support plate in described catalyst tank, be provided with the first adapter, the second adapter and the 3rd adapter outside described catalyst tank, described 3rd adapter takes over vertical setting with first, described 3rd adapter is provided with the 4th adapter, is provided with the 5th adapter bottom described catalyst tank.
2. a kind of nitrogen joint heat separator as claimed in claim 1, it is characterized by, described stud is provided with pad and nut outward successively, is provided with gasket between described flange and the first tube sheet.
3. a kind of nitrogen joint heat separator as claimed in claim 1, is characterized by, bottom described first spacing tube and between the first traverse baffle, bottom the second spacing tube and between back up pad, be equipped with mounting nuts bottom the 3rd spacing tube and between the second traverse baffle.
4. a kind of nitrogen joint heat separator as claimed in claim 1, is characterized by, described cylinder lateral wall and catalyst tank outer wall are equipped with nameplate frame.
5. a kind of nitrogen joint heat separator as claimed in claim 1, it is characterized by, described hanging support has four, and arranges around cylindrical shell one week uniform intervals.
6. a kind of nitrogen joint heat separator as claimed in claim 1, it is characterized by, described packing support plate and the second adapter are all taken over first and are obliquely installed, described packing support plate and first take between angle theta 1 be 45 °, described second take over and first take between angle theta 2 be 30 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610021179.8A CN105502434A (en) | 2016-01-14 | 2016-01-14 | Heat-energy-saving nitrogen separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610021179.8A CN105502434A (en) | 2016-01-14 | 2016-01-14 | Heat-energy-saving nitrogen separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105502434A true CN105502434A (en) | 2016-04-20 |
Family
ID=55710820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610021179.8A Pending CN105502434A (en) | 2016-01-14 | 2016-01-14 | Heat-energy-saving nitrogen separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105502434A (en) |
-
2016
- 2016-01-14 CN CN201610021179.8A patent/CN105502434A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160420 |
|
| WD01 | Invention patent application deemed withdrawn after publication |