CN108593448B - Synchronous construction method for pressure test, flushing and test run of industrial system - Google Patents
Synchronous construction method for pressure test, flushing and test run of industrial system Download PDFInfo
- Publication number
- CN108593448B CN108593448B CN201810370931.9A CN201810370931A CN108593448B CN 108593448 B CN108593448 B CN 108593448B CN 201810370931 A CN201810370931 A CN 201810370931A CN 108593448 B CN108593448 B CN 108593448B
- Authority
- CN
- China
- Prior art keywords
- pump
- pipeline
- test
- container
- equipment
- 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.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0274—Tubular or ring-shaped specimens
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Cleaning In General (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
A synchronous construction method for pressure test, flushing and test run of an industrial system comprises the following steps: construction preparation and condition confirmation; making a scheme; completing the container water filling and foundation settlement test; disconnecting the vessel outlet line from the pump; carrying out pipeline flushing; ensuring that the outlet pipeline of the container is filled with water for pressure test; carrying out pressure test on the outlet pipeline of the container; the recovery vessel outlet line is connected with the pump; protecting the terminal equipment; flushing an outlet pipeline of the pump; carrying out pressure test on the outlet pipeline of the pump; restoring the connection with the pump and the equipment container; completing single machine test run and performance assessment of the pump; carrying out linkage test run of the integral water intermodal transportation of the device system; and recovering the device production line system. The invention can synchronously carry out construction on equipment container cleaning, water filling test, foundation settlement test, pressure test and flushing of a pipeline system and machine pump equipment test run, greatly improves the construction efficiency, reduces the cost investment, enhances the synchronous connection of all procedures, and realizes cost reduction, efficiency improvement and green construction.
Description
Technical Field
The invention relates to the field of industrial system construction, in particular to a synchronous construction method for pressure test, flushing and test run of an industrial system.
Background
As is well known, in industrial installation projects, each production line is mostly composed of an equipment container (storage tank), a pump and a pipeline (line), and after the main body is installed, there are generally many essential construction contents, such as: the method comprises the following construction contents of cleaning, water filling tests and foundation settlement tests after the installation of a large equipment container (storage tank), pressure test and flushing of a pipeline (line) system, test run of pump equipment and the like. However, in the prior art, the construction contents are usually developed independently, namely, the pipeline is firstly tested, then the pipeline is washed, then the single equipment is tested, finally the test is carried out in a linkage manner, the construction is carried out independently and separately, and the working procedures cannot be effectively linked, so that the construction efficiency is low, the construction period is long, the cost investment is high, the water resource cannot be reused, and the resource waste is very large.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a synchronous construction method for pressure test, flushing and test run of an industrial system, which utilizes the operation flow principle of the industrial system and completed engineering entities to synchronously construct the contents of cleaning, water filling test, foundation settlement test, pressure test and flushing of a pipeline system, test run of pump equipment and the like, thereby greatly improving the construction efficiency, reducing the cost investment, fully and reasonably utilizing resources and realizing cost reduction, efficiency improvement and green construction.
The technical scheme of the invention is to provide a synchronous construction method for pressure test, flushing and test run of an industrial system, which comprises the following steps:
1) preparation of construction and confirmation of conditions
The equipment container is installed, and the interior is cleaned to be qualified; after the pipeline system is installed, all valves are tested to be qualified according to requirements, and instrument equipment and safety equipment which cannot participate in pressure testing and flushing are dismantled; the manual turning of the mechanical pumping equipment is completed, the motor runs in the correct direction, and the shaft is centered, aligned and accepted; the water used for pressure test is qualified, and the water quality report is complete; preparing a water receiving and draining temporary pipeline, a pressure test pump and a pressure gauge;
2) making a plan
The preparation of the equipment container water filling and foundation settlement test scheme, the pipeline system pressure test scheme, the pipeline system flushing scheme and the equipment single machine test scheme is completed;
3) disconnecting all equipment and pipelines connected with the equipment container, introducing clean water meeting the pressure test into the equipment container from an inlet of the equipment container by adopting a temporary pipeline, and gradually injecting water according to the standard requirement to finish a water filling test and a foundation settlement test of the equipment container;
4) disconnecting the outlet pipeline of the container from the pump, and taking temporary measures to protect the pump;
5) opening an equipment container outlet control valve K2 and a pump inlet control valve K3, and performing pipeline flushing on a container outlet pipeline by using water in an equipment container water filling test to finish flushing work of the container outlet pipeline in advance;
6) after the outlet pipeline of the container is washed to be qualified, closing the pump inlet control valve K3 and the equipment container outlet control valve K2 in sequence to ensure that the outlet pipeline of the container is filled with water for pressure test;
7) a pressure test temporary pipe is connected to the end of the pump inlet control valve K3, and a pressure test pump is adopted to perform pressure test on the container outlet pipeline;
8) after the vessel outlet pipeline is tested to be qualified, disconnecting the pressure test temporary pipe and restoring the connection between the vessel outlet pipeline and the pump;
9) disconnecting the tail end of an outlet pipeline of the engine pump, and taking temporary measures to protect tail end equipment;
10) opening all control valves K2 and K3 on the outlet pipeline of the container, closing all valves K4 and K5 on the outlet pipeline of the pump, starting the pump, slowly opening all valves K4 and K5 on the outlet pipeline of the pump after the outlet of the pump reaches the design pressure and the rotating speed is normal, flushing the outlet pipeline of the pump, the material output pipeline of the pump and the return pipeline of the container by using water of a water filling test of the container, and completing pipeline flushing work and preliminary performance test of the pump on the outlet pipeline of the pump, the material output pipeline of the pump and the return pipeline of the container in advance;
11) after the pump outlet pipeline, the pump outlet material output pipeline and the equipment container backflow pipeline are washed to be qualified, the pump is turned off, the connection between the pump outlet pipeline and the pump is disconnected, a pressure test temporary pipe is connected, and the pressure test pump is used for carrying out pressure test on the pump outlet pipeline, the pump outlet material output pipeline and the equipment container backflow pipeline;
12) after the pressure test of the outlet pipeline of the standby pump, the connection with the mechanical pump and the equipment container is restored;
13) opening valves K2, K3 and K5, closing valve K4 to enable the system to form a loop, then starting the mechanical pump, carrying out self-circulation single machine test run on the loop system of the mechanical pump according to the proposed scheme, and completing the single machine test run and final performance check of the mechanical pump;
14) after the stand-by pump single machine is qualified, closing the valve K5, opening the valve K4, directly carrying out linkage test run of the integral water intermodal transportation of the device system, and finishing the performance check of the intermodal transportation of the device;
15) and (3) removing all temporary facilities, and recovering the instrument equipment and the safety equipment which are removed in the step 1) and cannot participate in pressure testing and washing to recover the production line system of the device.
The invention relates to a synchronous construction method for pressure test, flushing and test run of an industrial system, wherein in the step 8), a temporary filter screen is additionally arranged at the joint of a container outlet pipeline and a pump.
After the scheme is adopted, compared with the prior art, the pressure test, flushing and test run synchronous construction method for the industrial system has the following advantages:
1. the water used in the water filling test and the foundation settlement test of the equipment container (storage tank) is fully recycled, so that green construction is realized, and water resources are effectively saved;
2. the machine pump of the main engineering is adopted to carry out water washing on the pipeline system, so that the installation of temporary pipelines and equipment required by water washing is reduced, the construction period is shortened, the construction efficiency is improved, and the construction cost is reduced;
3. after the water washing is finished, the water used in the water filling test and the foundation settlement test of the equipment container (storage tank) is directly used for carrying out the pipeline pressure test, so that the water feeding time of the pipeline and the arrangement of a temporary water feeding pipe of the pipeline are reduced;
4. the self-circulation loop system of the equipment container (storage tank) and the pipeline (line) of the main engineering is used for completing the single machine test run and the performance check work of the pump, so that the installation of temporary pipelines and equipment required by the single machine test run is effectively reduced, the construction efficiency is improved, and the construction cost is reduced;
5. the single machine directly enters the device before the start of the vehicle for water intermodal transportation linked test run after test run, so that the coordinated work of construction units and construction units is reduced, and the project progress is guaranteed.
In conclusion, the invention synchronously completes the construction contents of cleaning, water filling tests, foundation settlement tests, pressure tests and flushing of pipeline systems, single test run of pump equipment and the like of equipment containers and the device water intermodal linkage test run work of construction units before driving by utilizing the operation flow principle of an industrial system and completed engineering entities, fully saves a large amount of construction time, improves the construction efficiency, reduces the cost input, fully and reasonably utilizes resources, and strives for more precious time for device production.
Drawings
FIG. 1 is a schematic flow chart of the synchronous construction method for pressure test, flushing and test run of the industrial system.
Detailed Description
The pressure test, flushing and test run synchronous construction method of the industrial system is further described in detail with reference to the accompanying drawings and specific embodiments:
as shown in fig. 1, in this embodiment, the pressure testing, flushing and test run synchronous construction method for the industrial system of the present invention includes the following steps:
1) preparation of construction and confirmation of conditions
The equipment container is installed, and the interior is cleaned to be qualified; after the pipeline system is installed, all valves are tested to be qualified according to requirements, and instrument equipment and safety equipment which cannot participate in pressure testing and flushing are dismantled; the manual turning of the mechanical pumping equipment is completed, the motor runs in the correct direction, and the shaft is centered, aligned and accepted; the water used for pressure test is qualified, and the water quality report is complete; and (5) preparing the water receiving and draining temporary pipeline, the pressure test pump and the pressure gauge.
2) Making a plan
The preparation of the water filling and foundation settlement test scheme of the equipment container, the pressure test scheme of the pipeline system, the flushing scheme of the pipeline system and the single-machine test scheme of the mobile equipment is completed.
3) All the equipment and pipelines connected with the equipment container 3 are disconnected, clean water meeting the pressure test is introduced into the equipment container 3 from an inlet of the equipment container by adopting a temporary pipeline, water is gradually injected according to the standard requirement, and the water filling test and the foundation settlement test of the equipment container 3 are completed.
4) The vessel outlet line 5 is disconnected from the pump 6 and temporary measures are taken to protect the pump 6.
5) And opening an equipment container outlet control valve K2 and a pump inlet control valve K3, and utilizing water of a water filling test of the equipment container 3 to carry out pipeline flushing on the container outlet pipeline 5, so that the flushing work of the container outlet pipeline is completed in advance, and the cleanliness in the pipeline is ensured.
6) And after the container outlet pipeline 5 is washed to be qualified, closing the pump inlet control valve K3 and the equipment container outlet control valve K2 in sequence to ensure that the container outlet pipeline 5 is filled with pressure test water.
7) And a pressure test temporary pipe is connected to the end of the pump inlet control valve K3, and a pressure test pump is adopted to perform pressure test on the container outlet pipeline 5.
8) After the container outlet pipeline 5 is qualified in the test, the temporary pressure test pipe is separated, the connection between the container outlet pipeline 5 and the pump 6 is recovered, and the temporary filter screen 4 is additionally arranged at the joint of the container outlet pipeline 5 and the pump 6, so that impurities in water are prevented from entering the pump 6.
9) The end of the pump outlet line 7 is disconnected (fig. 1 end of pump outlet material outlet line 8 and end of equipment container return (equalization) line 9) and temporary measures are taken to protect the end equipment.
10) Opening all control valves K2 and K3 on the container outlet pipeline 5, closing all valves K4 and K5 on the pump outlet pipeline 7, starting the pump 6, slowly opening all valves K4 and K5 on the pump outlet pipeline 7 after the outlet of the pump 6 reaches the design pressure and the rotating speed is normal, flushing the pump outlet pipeline 7, the pump outlet material output pipeline 8 and the equipment container backflow (balance) pipeline 9 by using water of a water filling test of the equipment container 3, and completing pipeline flushing work and preliminary performance test of the pump 6 on the pump outlet pipeline 7, the pump outlet material output pipeline 8 and the equipment container backflow (balance) pipeline 9 in advance.
11) After standby pump outlet pipeline 7, pump outlet material output pipeline 8 and equipment container backflow (balance) pipeline 9 are washed to be qualified, pump 6 is closed (valves K4 and K5 are closed first, then pump 6 is closed), the connection between pump outlet pipeline 7 and pump 6 is disconnected, a pressure test temporary pipe is connected, and a pressure test pump is adopted to perform pressure test on pump outlet pipeline 7, pump outlet material output pipeline 8 and equipment container backflow (balance) pipeline 9. Because the pipeline test pressure is greater than the design pressure, the formal equipment pump 6 can not be used for pressure test, when the connection between the pump outlet pipeline 7 and the pump 6 can not be separated, the pipeline test can be confirmed by design and construction units according to the standard requirements, and when the test pressure executes the design pressure, the pump 6 is directly used for pipeline system pressure test.
12) After the standby pump outlet pipeline 7 is subjected to pressure test, the connection with the pump 6 and the equipment container 3 is restored.
13) And opening valves K2, K3 and K5, closing the valve K4 to enable the system to form a loop, then starting the pump 6, carrying out self-circulation single machine test run on the loop system of the pump 6 according to the requirements of a proposed scheme, and completing the single machine test run and final performance check of the pump 6.
14) And after the single machine of the pump 6 is qualified, closing the valve K5, opening the valve K4, directly carrying out linkage test run of the integral water intermodal transportation of the device system, and finishing the performance examination of the intermodal transportation of the device.
15) And (3) removing all temporary facilities, and recovering the instrument equipment and the safety equipment which are removed in the step 1) and cannot participate in pressure testing and washing to recover the production line system of the device. So far, the water filling test and the foundation settlement test of the equipment container (storage tank) are synchronously completed, the pressure test of a pipeline (line) system, the water washing of the pipeline (line) system, the test run of a unit of pump equipment and other construction contents and the linked test run of the water of the device are completed, and the powerful guarantee is provided for the production of the device.
It should be noted that, in the process of flushing the pipeline system, the water consumption is large, and water should be timely supplemented into the equipment container (storage tank) 3 according to actual conditions.
As shown in fig. 1, an equipment vessel inlet line 2 and an equipment vessel vent line 1 are also installed in the equipment vessel 3, and a vessel inlet line control valve K1 is installed on the equipment vessel inlet line 2.
The invention can synchronously carry out construction on cleaning, water filling test, foundation settlement test, pressure test and flushing of a pipeline system and machine pump equipment test run, changes the conventional independent separated construction method of firstly carrying out pipeline pressure test, flushing the pipeline, then carrying out single machine test run of the equipment and finally carrying out linkage test run, enhances the synchronous connection among all construction processes, greatly improves the construction efficiency, simultaneously reduces a large amount of manual investment for installing and disassembling temporary equipment, pipelines and temporary equipment pipelines for pressure test, flushing and test run, fully and reasonably utilizes engineering entity equipment and pipelines, and reduces the cost investment; the water for pressure test of the container is applied to pressure test and flushing of the pipeline, so that water resources are recycled, cost reduction and efficiency improvement are realized, and green construction is realized.
The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention by those skilled in the art should fall within the protection scope of the present invention without departing from the design spirit of the present invention.
Claims (2)
1. A synchronous construction method for pressure test, flushing and test run of an industrial system is characterized by comprising the following steps:
1) preparation of construction and confirmation of conditions
The equipment container is installed, and the interior is cleaned to be qualified; after the pipeline system is installed, all valves are tested to be qualified according to requirements, and instrument equipment and safety equipment which cannot participate in pressure testing and flushing are dismantled; the manual turning of the mechanical pumping equipment is completed, the motor runs in the correct direction, and the shaft is centered, aligned and accepted; the water used for pressure test is qualified, and the water quality report is complete; preparing a water receiving and draining temporary pipeline, a pressure test pump and a pressure gauge;
2) making a plan
The preparation of the equipment container water filling and foundation settlement test scheme, the pipeline system pressure test scheme, the pipeline system flushing scheme and the equipment single machine test scheme is completed;
3) disconnecting all equipment and pipelines connected with the equipment container (3), introducing clean water meeting the pressure test into the equipment container (3) from an inlet of the equipment container by adopting a temporary pipeline, and gradually injecting water according to the standard requirement to finish a water filling test and a foundation settlement test of the equipment container (3);
4) disconnecting the outlet pipeline (5) of the container from the pump (6), and taking temporary measures to protect the pump (6);
5) opening an equipment container outlet control valve K2 and a pump inlet control valve K3, and performing pipeline flushing on a container outlet pipeline (5) by using water in a water filling test of an equipment container (3) to finish flushing work of the container outlet pipeline in advance;
6) after the container outlet pipeline (5) is washed to be qualified, closing the pump inlet control valve K3 and the equipment container outlet control valve K2 in sequence to ensure that the container outlet pipeline (5) is filled with water for pressure test;
7) a pressure test temporary pipe is connected to the end of the pump inlet control valve K3, and a pressure test pump is adopted to perform pressure test on the container outlet pipeline (5);
8) after the container outlet pipeline (5) is tested to be qualified, disconnecting the pressure test temporary pipe, and recovering the connection between the container outlet pipeline (5) and the pump (6);
9) the tail end of an outlet pipeline (7) of the motor pump is disconnected, and temporary measures are taken to protect tail end equipment;
10) opening all control valves K2, K3 on the container outlet pipeline (5), closing all valves K4, K5 on the pump outlet pipeline (7), communicating the outlet of K4 with one end of the pump outlet material output pipeline (8), communicating the outlet of K5 with one end of the equipment container return pipeline (9), starting the pump (6), when the outlet of the pump (6) reaches the design pressure and the rotating speed is normal, slowly opening all valves K4 and K5 on the pump outlet pipeline (7), flushing the pump outlet pipeline (7), the pump outlet material output pipeline (8) and the equipment container backflow pipeline (9) by using water of a water filling test of the equipment container (3), and completing pipeline flushing work and primary performance test of the pump (6) on the pump outlet pipeline (7), the pump outlet material output pipeline (8) and the equipment container backflow pipeline (9) in advance;
11) after the standby pump outlet pipeline (7), the machine pump outlet material output pipeline (8) and the equipment container return pipeline (9) are washed to be qualified, the machine pump (6) is closed, the machine pump outlet pipeline (7) is disconnected with the machine pump (6) and is connected with a pressure test temporary pipe, and the pressure test pump is adopted to perform pressure test on the machine pump outlet pipeline (7), the machine pump outlet material output pipeline (8) and the equipment container return pipeline (9);
12) after the standby pump outlet pipeline (7) is subjected to pressure test, the standby pump outlet pipeline is restored to be connected with the pump (6) and the equipment container (3);
13) opening valves K2, K3 and K5, closing a valve K4 to enable a pump (6), a pump outlet pipeline (7), a K5, an equipment container backflow pipeline (9), an equipment container (3), a K2, a container outlet pipeline (5) and K3 in the system to form a loop, then starting the pump (6), carrying out self-circulation single machine test run on the loop system of the pump (6) according to the requirements of a proposed scheme, and completing single machine test run and final performance check on the pump (6);
14) after the single machine of the pump (6) is qualified, closing the valve K5, opening the valve K4, directly carrying out linkage test run of the integral water intermodal transportation of the device system, and finishing the performance examination of the intermodal transportation of the device;
15) and (3) removing all temporary facilities, and recovering the instrument equipment and the safety equipment which are removed in the step 1) and cannot participate in pressure testing and washing to recover the production line system of the device.
2. The synchronous construction method for pressure test, flushing and test run of the industrial system according to claim 1, which is characterized in that: in the step 8), a temporary filter screen (4) is additionally arranged at the joint of the container outlet pipeline (5) and the pump (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810370931.9A CN108593448B (en) | 2018-04-24 | 2018-04-24 | Synchronous construction method for pressure test, flushing and test run of industrial system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810370931.9A CN108593448B (en) | 2018-04-24 | 2018-04-24 | Synchronous construction method for pressure test, flushing and test run of industrial system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108593448A CN108593448A (en) | 2018-09-28 |
| CN108593448B true CN108593448B (en) | 2020-06-23 |
Family
ID=63614850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810370931.9A Active CN108593448B (en) | 2018-04-24 | 2018-04-24 | Synchronous construction method for pressure test, flushing and test run of industrial system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108593448B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1981002787A1 (en) * | 1980-03-22 | 1981-10-01 | Elan Pressure Clean Ltd | Pipe pressure testing and cleaning apparatus |
| US7275550B2 (en) * | 2004-05-03 | 2007-10-02 | The Boeing Company | Apparatus and method for cleaning and pressure testing tubular structures |
| CN101290075B (en) * | 2008-06-06 | 2010-06-09 | 陕西化建工程有限责任公司 | Long conveying pipeline construction method capable of simultaneously clearing pipe and testing pressure |
| CN201586653U (en) * | 2009-12-11 | 2010-09-22 | 广州市阿盖特科技有限公司 | Multifunctional combination device with pipeline flushing, pressure test and load test functions |
| CN102374928B (en) * | 2010-08-18 | 2016-01-20 | 中冶天工集团有限公司 | A kind of pressure testing method for industrial pipeline |
| CN104265997B (en) * | 2014-08-29 | 2016-08-24 | 中国二十冶集团有限公司 | Conduit under fluid pressure pickling, flushing, pressure test monolithic construction method |
| CN205607605U (en) * | 2016-03-25 | 2016-09-28 | 中国华电科工集团有限公司 | Clean test bench that suppresses |
| CN206627252U (en) * | 2017-04-07 | 2017-11-10 | 中石化南京工程有限公司 | A kind of oil-gas pipeline water filling, pressure testing, drainage system |
-
2018
- 2018-04-24 CN CN201810370931.9A patent/CN108593448B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108593448A (en) | 2018-09-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104646361B (en) | ship pipeline cleaning method | |
| CN104128334B (en) | A kind of compressor bank lubricating oil pipeline inflated with nitrogen segmentation oil flushing method | |
| CN103603273A (en) | Method for grouting construction of prestressed pipe | |
| CN108593448B (en) | Synchronous construction method for pressure test, flushing and test run of industrial system | |
| CN106269727A (en) | A kind of process that fluid pressure line is circulated flushing | |
| CN201427122Y (en) | Pipeline oil flushing device of hydraulic lubricating system | |
| CN210934996U (en) | Automatic regenerating unit of resin column | |
| CN209014219U (en) | A kind of automobile cooling system leakage detection apparatus | |
| CN103161194A (en) | Construction site abandoned water well reusing construction method | |
| CN207308461U (en) | A kind of cleaning equipment adds drainage system | |
| CN109078900B (en) | Well cementation car pipeline cleaning process | |
| CN108543778B (en) | Pipeline flushing method and tool | |
| CN105186060A (en) | Device for recycling waste lead storage battery electrolyte | |
| CN202691597U (en) | Residual air treatment device | |
| CN106180089B (en) | A kind of aircraft toilet plumbing drain cleaning system | |
| CN213134318U (en) | Air compressor cooler cleaning system | |
| CN209619023U (en) | Reverse osmosis purified water system | |
| CN107725795B (en) | PRATT large-diameter butterfly valve valve seat insert replacing options | |
| CN103212548B (en) | A kind of rinse-system for clearing up local sedimentation in the nuclear power plant and method | |
| CN107447253B (en) | Single nickel salt coloring filter, circulating filtering system and filtering method | |
| CN207871920U (en) | A kind of cleaning system of electrophoresis ultrafiltration | |
| CN108189810B (en) | Multifunctional device for automobile maintenance and application method thereof | |
| CN104878144A (en) | Grouped washing pressure testing method and grouped washing pressure testing device for water cooling pipeline at bottom of blast furnace | |
| CN101837305A (en) | Ion exchange resin regeneration method and device | |
| CN217868405U (en) | Mine explosion-proof water treatment system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 230000 East Fozhang Road and North Tingyun Road Office Building, Hefei Economic and Technological Development Zone, Anhui Province Applicant after: China National Chemical Engineering Third Construction Co., Ltd. Address before: 232038 No. 98 Dongshan Road, Tianjiaan District, Huainan City, Anhui Province Applicant before: China National Chemical Engineering Third Construction Co., Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |