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| Plugging program with pressure |
| Article source：WWW.OLSCHINA.COM Update Time：2011-1-26 |
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Pressure Seal program
Prepared by:
Auditor:
Approval of staff:
Equipment maintenance Jiangyin Oulei Si Valves Co., Ltd.
I. Pressure Seal Project Overview
Production needs for the user is required in the ø of the flanges, pipes, valves or flare stop is not lost on the fast Pressure Seal construction operations. Medium for pipelines, pressure MPa, temperature ℃, location, diameter, agreed by both parties; special preparation for this program.
Second, the basis for preparing Pressure Seal
Pressure Seal construction standards (ols2010dydl-1)
Pressure Seal-site equipment, industrial pipeline construction and acceptance.
Third, construction workers organized Pressure Seal
(A) Pressure Seal staff organization and telephone number
Pressure Seal Project Manager:
Pressure Seal technician:
Pressure Seal HSE Supervisor: Pressure Seal welding work groups:
Fourth, construction of the content
1, ø flange, pipe, valves, or with pressure on the leak plugging construction.
V. Pressure Seal construction conditions and technical specifications:
1, the use of Pressure Seal construction standards ols2010dydl-1.
2, the whole process of Pressure Seal does not affect the normal transport medium and kept transport Pressure Seal% success rate.
3, security and reliability: the entire construction process of Pressure Seal no oil or gas fire and direct contact, conducted in a closed state of the special construction methods.
Sixth, construction technology Pressure Seal
Construction of overall order: paving the way plugging equipment, operation, imprisonment, clean up the site and acceptance.
(A) Pressure Seal preparation before construction
1, the construction personnel, equipment and fire safety equipment in advance to enter the scene.
2, clear the site without fixed duties, vehicles and flammable and explosive and other items, make the necessary warning measures necessary for construction of regional isolation.
3, Pressure Seal designated by the party position, blocked sites to provide materials, media, pressure, temperature and other data.
4, Pressure Seal leaking part meet the conditions for Pressure Seal.
5, clear the spill site with anti-corrosion layer, there are more serious corrosion of the weld and to prepare plans for the site to ensure quality and safety of Pressure Seal.
(B) Construction of Pressure Seal
(1) Pressure Seal Preparation:
1
(2), the implementation of Operation Pressure Seal
1
2
3
4
5, finishing the scene.
(C), Pressure Seal construction and measures the risk of possible
〔1〕, welding construction preventive measures:
1. To ensure the occurrence of Pressure Seal unnecessary risk. Pressure Seal must have the ability to work under pressure and certificates.
2. To prevent static sparking, fire. Good grounding device before welding to prevent static electricity.
3. To prevent the construction process of Pressure Seal perforation and so on. Feasible force to be moderate, Pressure Seal to avoid failure.
4. Pressure Seal to prevent the occurrence of abnormal situations, Pressure Seal in the construction process, the pipeline must remain stable within the positive pressure.
5. To prevent accidents from happening, the scene with the fire fighting equipment must be in place and fully prepare fire prevention work.
〔2〕, Pressure Seal construction precautions
1, to prevent leakage when the device Pressure Seal. Pressure Seal equipment must be checked before the seal intact.
2 Pressure Seal equipment to prevent scratching, scraping drain pipe. Pressure Seal must be leaking part of the regular tube.
3, to prevent compression gasket and flange, the gasket and flange gasket placed on the errors and there is debris, resulting in drilling through the center, the seal infiltration exposed. Gasket is placed when installing, removing debris on the gasket and flange.
(3), construction equipment and security equipment list:
No. Name Unit Quantity
1 set of plastic injection tools
2 tensioner units
3 G-shaped caliper sets
4 KG sealant glue stick
Fire shovel to 5
6 fire extinguishers were
7 leak detector units
8
9
10
11
12
13
VII, HSE safety measures and working at height specification
(A) of the civilization construction management
1, the construction operation to achieve the national specifications.
2, good management of security responsibilities.
3, prepare work area environmental protection.
4, construction workers in the field in an orderly and civilized construction.
(B) security equipment
Fire extinguishers: 4 to 8 kg dry powder fire extinguishers, fire shovel: 2, fire hat: 2
(C) Pressure Welding precautions
1, Pressure Seal staff must hold relevant certificates.
2 Pressure Seal well before grounding device to prevent static electricity.
3, Pressure Seal material placed to pre-adjust.
4, Pressure Seal the entire construction process, the crude oil pipeline must remain stable within the positive pressure.
5, the site is equipped with fire fighting equipment should be placed in place to fully prepare security work.
(D) construction safety measures
I. Pressure Seal construction site
1, the construction site shall not be stacked explosive and other items.
2, the construction site, away from fire.
3, the construction site to prevent interference of foreign workers.
4, the construction site can not remain without fixed duties and vehicles.
Second, Pressure Seal construction personnel safety precautions:
1, all staff must participate in the construction safety education through specialized training.
2 Pressure Seal the operator must hold relevant certificates.
3, site security and guardianship staff person in charge of the same scale with the participation in work experience projects.
4, site security and guardianship staff person in charge of construction supervision and inspection must be carried out in the field.
5, construction, dry powder fire extinguishers should be carried to ensure its integrity.
6, the construction workers to enter the site must strictly obey the order, shall not leave the job walked.
7, the construction of such event under the gutters, wells, etc. under the care or work with asbestos cloth to energize, to prevent sparks flying.
Third, Pressure Seal civilized construction measures:
1, the construction operation to achieve the national specifications.
2, prepare the construction site of environmental protection. As far as possible to avoid damage to the flowers, grass, trees and so on. For migration or occupied, after coordination with the Party construction.
3, in strict accordance with Party A construction design requirements and general layout of the layout, arrangement of equipment piling up, not free to change the placing of devices, good release and unplanned occupation of space. Construction site should be based on the progress of the construction plans for site layout adjustment.
4, the construction pay attention to science, to comply with process discipline, put an end to brutal construction, not the easy way, regardless of quality requirements and safety regulations make do construction.
IV. Pressure Seal aerial specification
1, 3 m above the ground need to erection of the construction platform. Minimum area of not less than 9 square meters.
2, before the construction personnel working at height on construction safety education, to explain the dangers of working at height and notices.
3, construction workers to wear seatbelts, wearing of PPE to wear helmets.
4, high above the channel must be safely evacuated before the construction to check on the construction of secure channel security.
The above conditions are met, before aerial construction.
VIII Pressure Seal the key trades and key construction safety measures
First, the basic requirements:
①, construction safety management practices comply with the Employer, subject to the Employer safety management, the implementation of our production safety responsibility system as the center of the safety management system.
②, engaged in special operations staff must hold relevant certificates.
③, qualified labor construction workers should wear protective equipment, strictly follow the rules and operations.
④, construction of temporary power shall comply with GB50194 - 93 safety specifications.
Second, equipment, pipeline pull operation, security measures in place
①, loaded, unloaded, the lifting operations by hand command, use reasonable spreader, pull operation, place a smooth, lash firmly, to prevent the pull occurs during transportation accidents.
②, pulling transportation vehicles traveling in the allowable range, location of unloading by the development, pipelines, equipment placed firmly and steadily to prevent the slide, tipping.
③, large pre-Pathfinder before pulling operation, measuring along the cross-road lines, the height of the door frame, the road turning radius and good safety procedures to ensure transport safety, secure from loss.
Third, the pipelines, welding safety equipment installation
①, when the pipeline group to prevent Jishang fingers, is strictly prohibited tools, gloves, ski pole into the tube, remove tube pipes before installation debris, mud. Nozzle sealed before work.
②, using the grinding wheel machine, there should be an electric shock (leakage) protection, to ensure the safety of the operator.
③, must be professionals to operate hoisting equipment. With the construction on site by qualified personnel must carry out safety tests, and obey the command.
Fourth, pressure test security measures
①, a personal command of the system pressure test, the organization should be tight.
②, boost pressure in the test process, staff members shall not on-line inspection, pressure test, you must send the alert, independent workers are not allowed to enter the site.
③, Pressure Seal in the pipeline are not allowed to stop or park in front of equipment.
Fifth, fire safety measures
Participate in the construction of the units must be "safety first, prevention first" principle of organization of construction, fire protection shall comply with the provisions of the construction site. Field welding shall not be flammable and explosive items 5m. Construction personnel should wear full protective equipment such as labor overalls, caps, masks, gloves. Oxygen bottles, acetylene cylinders from the fire is not less than 10m, oxygen bottles, acetylene bottles distance greater than 5m or more, gas with a length greater than 10m, such as flash back at work, immediately close the acetylene valve, check the troubleshooting. Oxygen cylinders not in contact with oil, to avoid sunlight exposure.
IX Pressure Seal environmental protection measures
1, in the construction of careful consideration of environmental factors, to reduce the environmental impact of the minimum. Minimize the local water, and vegetation produce damage, do not arbitrarily discarded industrial waste, garbage, waste materials, strengthen equipment maintenance and inspection, to avoid leaking of the environment.
2, the construction is completed, the construction area should send someone to check the environment, topography of the damage to recover. Perishable garbage site every day to choose a suitable landfill sites, and the remaining waste should be classified back to the base or to focus on waste treatment plant.
3, for every one used in the field boxes, water bottles, plastic bags, packaging boxes, bags, welding head, grinding wheel, cotton, oil drums, etc., must be located specifically responsible for the collection, centralized management, anytime examination. In particular, all the construction workers from their own education, start with a good style of work to complete this construction task.
4, filling the device, you can not leave their posts to prevent leakage and overflow.
5, the construction of solid waste such as wood piles, construction materials, packaging materials, corner waste, maintenance of equipment discarded spare parts, dirt on linoleum and other digging recycling every day, not with the wind blowing chaos, floating, to separate store to prepare for processing.
Equipment maintenance Jiangyin Oulei Si Valves Co., Ltd.
Tel :0510 -86,101,511
Fax :0510 -86,102,522
Mobile: 13515194999
Website: http://WWW.OLSCHINA.COM
E-mail: ols1511@126.com
Contact: Mr. Zhu
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