CN115371358A - Air separation plant and cold box subassembly thereof - Google Patents
Air separation plant and cold box subassembly thereof Download PDFInfo
- Publication number
- CN115371358A CN115371358A CN202210859318.XA CN202210859318A CN115371358A CN 115371358 A CN115371358 A CN 115371358A CN 202210859318 A CN202210859318 A CN 202210859318A CN 115371358 A CN115371358 A CN 115371358A
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- Prior art keywords
- heat exchanger
- air separation
- main heat
- plate
- box
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- 238000000926 separation method Methods 0.000 title claims abstract description 33
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 21
- 230000002787 reinforcement Effects 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 claims description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 241000274582 Pycnanthus angolensis Species 0.000 description 13
- 239000011087 paperboard Substances 0.000 description 13
- 239000000463 material Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04763—Start-up or control of the process; Details of the apparatus used
- F25J3/04866—Construction and layout of air fractionation equipments, e.g. valves, machines
- F25J3/04872—Vertical layout of cold equipments within in the cold box, e.g. columns, heat exchangers etc.
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04763—Start-up or control of the process; Details of the apparatus used
- F25J3/04866—Construction and layout of air fractionation equipments, e.g. valves, machines
- F25J3/04945—Details of internal structure; insulation and housing of the cold box
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J5/00—Arrangements of cold exchangers or cold accumulators in separation or liquefaction plants
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J5/00—Arrangements of cold exchangers or cold accumulators in separation or liquefaction plants
- F25J5/002—Arrangements of cold exchangers or cold accumulators in separation or liquefaction plants for continuously recuperating cold, i.e. in a so-called recuperative heat exchanger
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2290/00—Other details not covered by groups F25J2200/00 - F25J2280/00
- F25J2290/42—Modularity, pre-fabrication of modules, assembling and erection, horizontal layout, i.e. plot plan, and vertical arrangement of parts of the cryogenic unit, e.g. of the cold box
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Separation By Low-Temperature Treatments (AREA)
Abstract
The invention discloses an air separation device and a cold box assembly thereof, wherein the cold box assembly comprises: the main heat exchanger comprises a main heat exchanger, a box plate bracket for fixing the main heat exchanger and a stiffening beam, wherein the main heat exchanger is provided with an outer box plate; the box plate support is sleeved outside the main heat exchanger and fixedly connected with the outer box plate of the main heat exchanger, and the box plate support is constructed as a standard part; the reinforcing beam is positioned outside the box plate bracket, and two ends of the reinforcing beam are respectively connected with the box plate bracket. According to the cold box assembly provided by the embodiment of the invention, the box plate bracket is designed into a standard part, and the reinforcing beam is utilized to provide local reinforcement, so that the structure can be cured simply, and the cost is reduced.
Description
Technical Field
The invention relates to the technical field of air separation, in particular to a cold box assembly for an air separation device and the air separation device with the cold box assembly.
Background
In present cold box design, the boxboard structure of mainly trading the cold box trades the support form to main, has two kinds of design: the first type is that the main plate changing type is independently used as a bracket and does not interfere with the main cold box changing plate; the other type is that the main plate-changing type bracket is specially designed according to the form of the main plate-changing type bracket, so that the main plate-changing type bracket takes root on the main plate-changing type bracket.
The first scheme brings structural independence and also causes a large amount of material investment; the second solution can be designed comprehensively, but is designed specially for the main support-changing form, so that the structure is more complicated, and the time cost is increased.
It is apparent that a need exists for an improved cold box assembly for an air separation unit of the related art.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. To this end, the invention provides a cold box assembly for an air separation device and the air separation device with the cold box assembly, wherein the cold box assembly can enable the structure to be solidified and concise and is beneficial to reducing the cost.
The invention also provides an air separation device with the cold box assembly.
A cold box assembly for an air separation unit according to an embodiment of the present invention includes: the main heat exchanger comprises a main heat exchanger, a box plate bracket for fixing the main heat exchanger and a stiffening beam, wherein the main heat exchanger is provided with an outer box plate; the box plate support is sleeved outside the main heat exchanger and fixedly connected with the outer box plate of the main heat exchanger, and the box plate support is constructed as a standard part; the reinforcing beam is positioned outside the box plate bracket, and two ends of the reinforcing beam are respectively connected with the box plate bracket.
According to some embodiments of the invention, the boxboard support comprises: the top of the main heat exchanger is fixedly connected with the top plate; the bottom frame is positioned at the bottom of the top plate and is arranged at intervals on the top plate; the four supporting legs are respectively positioned at four top corners of the top plate to support the top plate; wherein, the main heat exchanger is positioned in a space enclosed by the top plate, the bottom frame and four support legs, and the reinforcing beam is connected with at least one support leg.
According to some embodiments of the invention, the boxboard support further comprises: the main heat exchanger is fixedly connected to the connecting cross beams adjacent to the top plate; each connecting vertical beam is parallel to the supporting leg and is respectively connected with the connecting cross beam on one side of the box plate bracket where the connecting vertical beam is located; wherein an installation space is formed between the top plate, the bottom frame, the four legs, the plurality of connecting beams, and the plurality of connecting vertical beams, the main heat exchanger is accommodated in the installation space, and the reinforcing beam connects at least one of the legs and at least one of the connecting beams of the floor panel bracket.
According to some embodiments of the invention, the box plate bracket is configured to fit a standard of the main heat exchanger, and the reinforcement beam is a plurality located below the connecting cross beam and fitted with the box plate bracket.
According to some embodiments of the invention, the plurality of reinforcing beams includes four reinforcing beams, and the four reinforcing beams are located at four sides of the floor bracket, respectively.
According to some embodiments of the invention, the number of the plurality of the reinforcement beams is a positive integer multiple of four, and the plurality of the reinforcement beams are evenly distributed on four sides of the box plate bracket.
According to some embodiments of the invention, the boxboard support further comprises: a plurality of diagonal links each extending obliquely with respect to the leg, wherein at least one diagonal link has one end connected to a junction with the leg and the connecting cross beam and the other end connected to a junction with the connecting cross beam and the connecting vertical beam, and wherein the reinforcement beam is connected to one end of each diagonal link.
According to some embodiments of the invention, the diagonal connecting rod is connected between two adjacent vertical connecting beams in the same side face.
The air separation device comprises the cold box assembly for the air separation device, wherein the number of the main heat exchangers is at least one, and each or every two main heat exchangers are provided with pneumatic regulating valves at air flow path inlets.
According to some embodiments of the invention, the primary heat exchanger is an aluminum plate fin heat exchanger.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is a perspective view of a cold box assembly according to an embodiment of the present invention;
FIG. 2 is a top view of a cold box assembly according to an embodiment of the present invention;
FIG. 3 is a side view of a cold box assembly according to an embodiment of the present invention;
FIG. 4 is a front view of a cold box assembly according to an embodiment of the present invention.
Reference numerals:
100: an air separation unit;
1: a primary heat exchanger; 11: an outer box board;
2: a boxboard support; 20: an installation space; 21: a top plate; 22: a bottom frame; 23: a support leg; 24: connecting the cross beam; 25: connecting the vertical beams; 26: an oblique connecting rod;
3: and (4) reinforcing the beam.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below are exemplary embodiments intended to explain the present invention and should not be construed as limiting the present invention, and those skilled in the art may make changes, modifications, substitutions and alterations to the above embodiments within the scope of the present invention.
The cold box assembly for an air separation unit and the air separation unit 100 having the same according to the embodiments of the present invention will be described in detail with reference to the accompanying drawings, wherein the up-down direction is exemplified by the illustrated up-down direction for convenience of description and understanding.
As shown in fig. 1, a cold box assembly for an air separation unit according to an embodiment of the present invention includes: the heat exchanger comprises a main heat exchanger 1, a box plate bracket 2 for fixing the main heat exchanger 1 and a stiffening beam 3, wherein the main heat exchanger 1 is provided with an outer box plate 11; the box plate bracket 2 is sleeved outside the main heat exchanger 1, the box plate bracket 2 is fixedly connected with an outer box plate 11 of the main heat exchanger 1, and the box plate bracket 2 is constructed as a standard component; the stiffening beam 3 is positioned outside the box plate bracket 2, and two ends of the stiffening beam 3 are respectively connected with the box plate bracket 2.
It can be understood that the boxboard support 2 is constructed as the standard component, can optimize the structure, form standardized serialization design, form the serialization according to conditions such as board-like size, adopt standard boxboard support 2, it is succinct to make the structure solidification, shorten design and manufacturing cycle, in order to reach the purpose of save material and save time, connect boxboard support 2 through stiffening beam 3 simultaneously, can carry out local reinforcement according to the load distribution condition, promote the bearing capacity of cold box subassembly greatly, reach the overall reduce cost, and guarantee simultaneously to make installation quality.
According to some embodiments of the present invention, as shown in fig. 2-4, the boxboard support 2 comprises: the top plate 21, the bottom frame 22 and four legs 23 connected between the top plate 21 and the bottom frame 22, the top of the main heat exchanger is fixedly connected to the top plate 21; the bottom frame 22 is positioned at the bottom of the top plate 21 and is arranged at intervals on the top plate 21; four legs 23 are respectively positioned at four top corners of the top plate 21 to support the top plate 21; wherein, the main heat exchanger 1 is positioned in a space formed by enclosing the top plate 21, the bottom frame 22 and the four support legs 23, and the reinforcing beam 3 is connected with at least one support leg 23. Therefore, the mounting height of the main heat exchanger 1 can be quickly solidified through the box plate bracket 2, and the standardization of several grades is facilitated.
According to some embodiments of the invention, the boxboard support 2 further comprises: the main heat exchanger 1 is fixedly connected to the connecting cross beams 24 adjacent to the top plate 21; each connecting vertical beam 25 is parallel to the supporting leg 23, and each connecting vertical beam 25 is respectively connected with the connecting cross beam 24 at one side of the box plate bracket 2 where the connecting vertical beam is positioned; wherein an installation space 20 is formed between the top plate 21, the bottom frame 22, the four legs 23, the plurality of connecting beams 24 and the plurality of connecting vertical beams 25, the main heat exchanger 1 is accommodated in the installation space 20, and the reinforcement beam 3 connects at least one leg 23 and at least one connecting beam 24 of the boxboard support 2. Thus, the supporting strength of the box plate support 2 can be enhanced by the plurality of connecting cross beams 24 and the plurality of connecting vertical beams 25, so that the box plate support 2 can bear loads including equipment working load, pipeline working load, wind load, earthquake load, snow load and the like.
According to some embodiments of the invention, the plate rack 2 is configured to fit standard pieces of the main heat exchanger 1, and the reinforcement beam 3 is a plurality located below the connecting cross beam 24 and fitted with the plate rack 2. That is to say, the plate holder 2 is designed in a standardized manner according to the main heat exchanger 1, and the plate holder 2 used for the main heat exchangers 1 of different sizes and weights can be standardized in several grades, and does not need to be designed specially, and the reinforcing beam 3 is arranged below the connecting cross beam 24, so that the supporting capability of the connecting cross beam 24 can be improved, the carrying capability of the plurality of reinforcing beams 3 is better, and the stability and the reliability can be improved.
Alternatively, the plurality of reinforcing beams 3 includes four reinforcing beams 3, and the four reinforcing beams 3 are respectively located on four sides of the panel bracket 2, whereby the panel bracket 2 can be reinforced from four sides.
Advantageously, the number of the plurality of reinforcement beams 3 is a positive integer multiple of four, and the plurality of reinforcement beams 3 are evenly distributed on four sides of the box plate bracket 2, thereby making the stability and reliability of the cold box assembly better.
According to some embodiments of the invention, the boxboard support 2 further comprises: a plurality of diagonal links 26, each diagonal link 26 extending obliquely with respect to the leg 23, wherein at least one diagonal link 26 has one end connected to a junction with the leg 23 and the connecting cross member 24 and the other end connected to a junction with the connecting cross member 24 and the connecting vertical member 25, and wherein the reinforcement beam 3 is connected to one end of each diagonal link 26. Thus, the diagonal links 26 can further enhance the supporting strength of the floor bracket 2, and can further improve the stability and reliability.
As shown in fig. 3 and 4, an oblique connecting rod 26 is connected between two adjacent vertical connecting beams 25 in the same side surface, so that the connection strength between two adjacent vertical connecting beams 25 can be higher, and the possibility of deformation can be reduced.
According to the air separation device 100 of the embodiment of the invention, the cold box assembly for the air separation device 100 is provided, the box plate support 2 of the cold box assembly is constructed as a standard component, wherein the main heat exchanger 1 is at least one, and the air flow path inlet of each or every two main heat exchangers 1 is provided with a pneumatic adjusting valve so as to be convenient to operate.
According to some embodiments of the present invention, the main heat exchanger 1 is an aluminum plate-fin heat exchanger to improve heat exchange efficiency and increase productivity.
Because the cold box assembly for an air separation unit according to embodiments of the present invention has the beneficial technical effects described above, the air separation unit 100 according to embodiments of the present invention also has corresponding technical effects. Namely: the box plate support 2 of the air separation device 100 is constructed as a standard component, the structure can be optimized, a standardized serialization design is formed, serialization is formed according to conditions such as plate size, the standard box plate support 2 is adopted, the structure solidification is simple, the design and manufacturing period is shortened, the purposes of saving materials and saving time are achieved, meanwhile, the box plate support 2 is connected through the stiffening beam 3, local reinforcement can be carried out according to the load distribution condition, the bearing capacity of the cold box assembly is greatly improved, the overall cost is reduced, and the manufacturing and installation quality is guaranteed.
Other configurations and operations of air separation unit 100 according to embodiments of the present invention will be apparent to those of ordinary skill in the art and will not be described in detail herein.
In the description herein, references to the description of the terms "embodiment," "specific embodiment," "example" or "specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Claims (10)
1. A cold box assembly for an air separation plant, comprising:
a primary heat exchanger having an outboard box plate;
the box plate support is used for fixing the main heat exchanger, the box plate support is sleeved outside the main heat exchanger and is fixedly connected with the outer box plate of the main heat exchanger, and the box plate support is constructed as a standard component;
the reinforcing beam is positioned outside the box plate bracket, and two ends of the reinforcing beam are respectively connected with the box plate bracket.
2. A cold box assembly for an air separation plant according to claim 1 wherein said box plate support comprises:
the top of the main heat exchanger is fixedly connected to the top plate;
the bottom frame is positioned at the bottom of the top plate and is arranged at intervals on the top plate;
four legs connected between the top plate and the bottom frame, the four legs being respectively located at four top corners of the top plate to support the top plate;
wherein, the main heat exchanger is positioned in a space enclosed by the top plate, the bottom frame and four support legs, and the reinforcing beam is connected with at least one support leg.
3. The cold box assembly for an air separation plant of claim 2, wherein the box plate bracket further comprises:
each connecting beam is parallel to the corresponding edge of the top plate, two ends of each connecting beam are respectively connected with two support legs, and the main heat exchanger is fixedly connected to the connecting beam adjacent to the top plate;
each connecting vertical beam is parallel to the supporting legs and is respectively connected with the connecting cross beam on one side of the box plate support where the connecting vertical beam is located;
wherein an installation space is formed between the top plate, the bottom frame, the four legs, the plurality of connecting beams, and the plurality of connecting vertical beams, the main heat exchanger is accommodated in the installation space, and the reinforcing beam connects at least one of the legs and at least one of the connecting beams of the floor panel bracket.
4. A cold box assembly for an air separation plant according to claim 3, wherein the box plate holder is constructed to fit standard pieces of the main heat exchanger, and the reinforcement beams are a plurality located below the connecting cross member and fitted with the box plate holder.
5. A cold box assembly for an air separation plant according to claim 4 wherein said plurality of reinforcement beams comprises four said reinforcement beams, and four said reinforcement beams are located on four sides of said box panel bracket, respectively.
6. A cold box assembly for an air separation unit according to claim 5 wherein the number of reinforcement beams is a positive integer multiple of four and the reinforcement beams are evenly distributed on four sides of the box panel bracket.
7. The cold box assembly for an air separation plant of claim 4, wherein the box plate holder further comprises:
a plurality of diagonal links each extending obliquely with respect to the leg, wherein at least one diagonal link has one end connected to a junction with the leg and the connecting cross beam and the other end connected to a junction with the connecting cross beam and the connecting vertical beam, and wherein the reinforcement beam is connected to one end of each diagonal link.
8. A cold box assembly according to claim 7, wherein said diagonal tie bars are connected between two adjacent connecting vertical beams in the same side.
9. An air separation plant comprising a cold box assembly for an air separation plant according to any one of claims 1 to 8, wherein the primary heat exchanger is at least one, and a pneumatically adjustable valve is provided at the air flow path inlet of each or every two primary heat exchangers.
10. The air separation plant of claim 9, wherein the primary heat exchanger is an aluminum plate-fin heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210859318.XA CN115371358A (en) | 2022-07-21 | 2022-07-21 | Air separation plant and cold box subassembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210859318.XA CN115371358A (en) | 2022-07-21 | 2022-07-21 | Air separation plant and cold box subassembly thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115371358A true CN115371358A (en) | 2022-11-22 |
Family
ID=84061406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210859318.XA Pending CN115371358A (en) | 2022-07-21 | 2022-07-21 | Air separation plant and cold box subassembly thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115371358A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203454608U (en) * | 2013-06-26 | 2014-02-26 | 杭州福斯达实业集团有限公司 | Containerized ice chest |
| CN206469585U (en) * | 2016-10-28 | 2017-09-05 | 银川天佳能源科技股份有限公司 | Novel horizontal ice chest for natural gas liquefaction |
| CN110088547A (en) * | 2016-12-30 | 2019-08-02 | 乔治洛德方法研究和开发液化空气有限公司 | A kind of skid-mounted type ice chest and its precast construction and assembly method |
| CN110612422A (en) * | 2017-05-03 | 2019-12-24 | 乔治洛德方法研究和开发液化空气有限公司 | Cold box structure with built-in cold box panel part and installation method thereof |
| CN210462467U (en) * | 2019-07-25 | 2020-05-05 | 合肥万豪能源设备有限责任公司 | Divide storehouse formula LNG cold box |
| CN213599916U (en) * | 2020-11-13 | 2021-07-02 | 无锡市阿尔法换热器科技有限公司 | Structure-enhanced heat exchanger fixing frame |
| CN214747466U (en) * | 2020-12-28 | 2021-11-16 | 江苏卓然恒泰低温科技有限公司 | Aluminum plate-fin heat exchanger with support convenient to adjust |
-
2022
- 2022-07-21 CN CN202210859318.XA patent/CN115371358A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203454608U (en) * | 2013-06-26 | 2014-02-26 | 杭州福斯达实业集团有限公司 | Containerized ice chest |
| CN206469585U (en) * | 2016-10-28 | 2017-09-05 | 银川天佳能源科技股份有限公司 | Novel horizontal ice chest for natural gas liquefaction |
| CN110088547A (en) * | 2016-12-30 | 2019-08-02 | 乔治洛德方法研究和开发液化空气有限公司 | A kind of skid-mounted type ice chest and its precast construction and assembly method |
| CN110612422A (en) * | 2017-05-03 | 2019-12-24 | 乔治洛德方法研究和开发液化空气有限公司 | Cold box structure with built-in cold box panel part and installation method thereof |
| CN210462467U (en) * | 2019-07-25 | 2020-05-05 | 合肥万豪能源设备有限责任公司 | Divide storehouse formula LNG cold box |
| CN213599916U (en) * | 2020-11-13 | 2021-07-02 | 无锡市阿尔法换热器科技有限公司 | Structure-enhanced heat exchanger fixing frame |
| CN214747466U (en) * | 2020-12-28 | 2021-11-16 | 江苏卓然恒泰低温科技有限公司 | Aluminum plate-fin heat exchanger with support convenient to adjust |
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