Safety Technical Supervision Regulation for Fixed Pressure Vessels TSGR0004—2009
8 safety accessories
8. 1 General requirements
(1) Units that manufacture safety valves and bursting disc devices shall hold corresponding special equipment manufacturing licenses;
(2) Safety accessories requiring type test, such as safety valves, bursting discs, emergency cut-off valve, etc. , shall be approved by the State General Administration of Quality Supervision, Inspection and Quarantine of the type test institutions, and obtain the type test certificate;
(3) The design and manufacture of safety accessories shall comply with relevant safety technical specifications;
(4) Safety accessories shall be accompanied by product quality certificate when leaving the factory, and a firm metal nameplate shall be installed on the product;
(5) Regular inspection system shall be implemented for safety accessories, and the regular inspection of safety accessories shall be carried out in accordance with the Rules for Regular Inspection of Pressure Vessels and relevant safety technical specifications.
GB 18564. 1-2006 Technical requirements for metal atmospheric tanks for road transport of liquid dangerous goods.
GB 18564.2-2008 Road transport tanker for liquid dangerous goods Part 2: Technical requirements for nonmetallic atmospheric tanks.
QC/T932-20 12 Tanker for Road Transport of Liquid Dangerous Goods emergency cut-off valve
Five departments require the tanker of liquid dangerous goods to be equipped with an emergency cut-off device.
State administration of work safety Ministry of Industry and Information Technology Ministry of Public Security Ministry of Transport General Administration of Quality Supervision, Inspection and Quarantine
Notice on matters related to the installation of emergency cut-off device in liquid dangerous goods tanker.
Safety Supervision General No.74 [20 14]
All provinces, autonomous regions, municipalities directly under the Central Government and Xinjiang Production and Construction Corps safety production supervision and management bureaus, competent departments of industry and information technology, public security departments (bureaus), transportation departments (bureaus and commissions), and quality and technical supervision bureaus:
In order to draw lessons from the "31"road traffic explosion accident of Yanhou tunnel in Jincheng section of Shanxi Province of Jinji Expressway, the requirements of the Emergency Notice of the State Council Safety Committee Office on Strengthening Road Transportation of Dangerous Chemicals and Road Tunnel Safety (No.4 of the Safety Committee Office [2014]) are implemented, and the installation of emergency cut-off devices for liquid dangerous goods tankers is done well to effectively reduce liquid.
First, the production enterprises, modification enterprises and users of liquid dangerous goods tankers should conscientiously do a good job in the installation of emergency cut-off devices.
(1) It was manufactured after 2006 11according to the Road Transport Tanks of Liquid Dangerous Goods Part1:Technical Requirements for Metal Atmospheric Tanks (GB 18564. 1-2006). Tanker production enterprises and refitting enterprises of liquid dangerous goods shall formulate detailed installation work plans, make announcements or implement them car by car, arrange installation time reasonably, notify tanker users to return to the factory for installation of emergency cut-off devices in batches on schedule, and bear the reasonable expenses arising therefrom. Tank car users should cooperate with tank car manufacturers and modification enterprises to install emergency cut-off devices.
(2) Tankers of liquid dangerous goods that are not clearly defined in the sales contract or technical confirmation but are actually used for transporting liquid dangerous goods and are not equipped with emergency cut-off devices, or tankers whose production enterprises have closed down, and tankers that were still in use before June 1 65438+1October/2006 and are not equipped with emergency cut-off devices, the tanker users shall entrust qualified tanker manufacturers or modification enterprises.
(three) the production enterprises, modification enterprises and users of liquid dangerous goods tankers must install emergency cut-off devices within a time limit in accordance with the requirements of standards and norms. Emergency cut-off valve shall meet the requirements of emergency cut-off valve for Road Transport of Liquid Dangerous Goods Tankers (QC/T932-20 12), and be installed after being redesigned and approved by the refitting unit, and a refitting inspection certificate shall be issued.
(4) Tankers produced by tanker manufacturers of liquid dangerous goods and tankers modified by modification enterprises shall conform to the models published by the Ministry of Industry and Information Technology. Tank volume, wall thickness, allowable loading medium, etc. Should be consistent with the published parameters of this model. Vehicles that have not been announced shall not be produced or modified.
The production enterprise of liquid dangerous goods tanker shall establish a ledger for the production and sales of liquid dangerous goods tanker, with one vehicle and one file, and accurately record the vehicle design, production, installation, maintenance and purchaser information of safety accessories. To ensure that the identification of liquid dangerous goods tankers is clear and traceable.
The refitted liquid dangerous goods tank car shall pass the inspection by an inspection agency with the corresponding inspection qualification for liquid dangerous goods storage tanks (referring to the inspection qualification for dangerous chemicals packaging, the production license for container products or the inspection qualification for pressure vessel automobile tanks, the same below), and obtain the inspection certificate.
Users of liquid dangerous goods tankers shall obtain the road transport business license or road transport certificate and road transport certificate issued by the transportation department according to law.
Two, the relevant competent departments should conscientiously implement the safety supervision and management responsibilities of liquid dangerous goods tanker.
(a) the competent department of industry and information technology shall review and publish the product model of liquid dangerous goods tanker according to law; Guide the refitting of liquid dangerous goods tankers, urge enterprises to implement the mandatory standard requirements of Road Transport Liquid Dangerous Goods Tanks Part 1: Technical Requirements for Metal Atmospheric Tanks (GB 18564. 1-2006), and ensure that the liquid dangerous goods tankers are equipped with emergency cut-off devices and the quality is qualified.
(two) the quality inspection department shall issue the production license for industrial products of storage tanks according to law; Supervise and urge the inspection institutions to accurately grasp the requirements of "Tank Cars for Road Transport of Liquid Dangerous Goods Part 1: Technical Requirements for Metal Atmospheric Storage Tanks" (GB 18564. 1-2006), strictly implement the requirements of mandatory standards and strictly control the inspection; An inspection institution with the qualification for inspection of liquid dangerous goods storage tanks shall inspect the installation of liquid dangerous goods storage tanks and emergency cut-off devices in accordance with the requirements of the standards, issue inspection certificates if they meet the requirements of the standards, and refuse to inspect if they do not meet the requirements of the standards.
(3) Motor vehicle safety and technical inspection institutions should strictly check whether the liquid dangerous goods tanker is equipped with an emergency cut-off device. From 20 15 1, if it is not installed according to the regulations, the safety technical inspection certificate will not be issued. The quality inspection department and the public security department shall supervise the motor vehicle safety and technical inspection institutions to strictly implement the safety and technical inspection items and requirements of liquid dangerous goods tankers.
(four) the transportation department should further strengthen the annual inspection of liquid dangerous goods tankers. Since 2065438+0565438+1 October1day, the road transport license of the liquid dangerous goods tanker without emergency cut-off device and safety technical inspection certificate has been cancelled if it fails to pass the annual inspection.
(5) The local safety supervision departments should coordinate the departments of industry and information technology, quality inspection, public security, transportation, etc., conduct a thorough investigation on the installation of emergency cut-off devices for liquid dangerous goods tankers within their jurisdiction, strictly supervise, focus on rectification, and carry out special inspections in a timely manner.
Three, the use of liquid dangerous goods tanker units and modification units should strengthen the safety management of tanker emergency cut-off device installation process.
(1) The users and refitting units of liquid dangerous goods tankers shall establish and improve the responsibility system for safe production, safety management system, operating rules and emergency plans involving liquid dangerous goods, implement the main responsibility for safe production, strengthen the safety management in the refitting process of liquid dangerous goods tankers, and strictly control the accident risk in the refitting process.
(2) The users of liquid dangerous goods tankers shall empty, replace and clean the liquid dangerous goods tankers in strict accordance with the requirements of the operating rules before entrusting the vehicles to be modified, and pass the inspection and analysis. When entrusting modification, it shall disclose to the modification unit the types, dangers, detection and analysis results of liquid dangerous goods transported by vehicles.
(three) the refitting unit of liquid dangerous goods tanker shall complete the refitting of liquid dangerous goods tanker in strict accordance with the requirements of operating rules, and conduct testing and analysis again before refitting. In accordance with the requirements of the Safety Code for Hot Work of Chemical Production Devices (AQ3022-2008) and other standards, strengthen the safety management of special operations such as hot work and entering confined spaces to ensure the safety of refitting operations.
(4) The users and refitting units of liquid dangerous goods tankers shall organize employees to receive training on the dangers, operating procedures and emergency measures of liquid dangerous goods involved in the process of emptying, replacement, cleaning and refitting, so as to enhance the safety awareness and ability of employees.
Four, liquid dangerous goods tanker emergency cut-off device installation requirements
(1) As of the date of promulgation of this circular, newly-produced liquid dangerous goods tankers shall be equipped with emergency cut-off devices. If it is not installed as required, it shall be recalled in accordance with the Regulations on the Management of Defective Automobile Product Recall (the State Council Decree No.626th), and the legal responsibility of the production enterprise shall be strictly investigated. The emergency cut-off device should be installed before 20 14 12 3 1 for the liquid dangerous goods tanker in use. Since June 20 15, 5438+ 10 1 day, if the tanker of liquid dangerous goods is not equipped with emergency cut-off device according to the requirements of standards and specifications, or if the emergency cut-off device is not installed or the tank inspection certificate is issued, the responsibility of the relevant units shall be strictly investigated according to law.
(two) the relevant departments of the local people's governments at or above the county level shall organize the study of corresponding implementation measures and vigorously support the installation of emergency cut-off devices for liquid dangerous goods tankers in this area.
All relevant units shall, in accordance with relevant laws, regulations, standards and specifications and the requirements of this notice, strengthen the safety management of liquid dangerous goods tankers and improve the intrinsic safety level of liquid dangerous goods tankers.
Please the provincial safety supervision, industry and information technology, public security, transportation, quality inspection and other competent departments in a timely manner to convey the requirements of this notice to the corresponding competent departments at all levels and relevant units within their respective administrative areas.
State administration of work safety Ministry of Industry and Information Technology Ministry of Public Security
General Administration of Quality Supervision, Inspection and Quarantine of Ministry of Transport
July 7, 1965 438+04
What are the safety requirements for emergency cut-off devices in pressure vessels?
The emergency cut-off device should be removed from the pressure vessel for disassembly, inspection, maintenance and adjustment, and the performance tests such as pressure resistance, sealing and emergency cut-off should be carried out. After passing the inspection, it can be re-sealed before use.
The inspection of emergency cut-off device includes appearance, disassembly inspection, performance verification and remote control system test;
(1) Check the type, model, operation mode, nominal pressure, manufacturing unit, etc. Emergency cut-off valve's appearance quality is good, and emergency cut-off valve without product manufacturing license or certificate shall not be used;
(2) Clean and remove the valve body without guide rods, springs, sealing surfaces, cams, etc. Defects such as damage, deformation, corrosion, rust and cracks;
(3) Check whether the hand pump, pipeline and fusible plug of emergency cut-off valve device control system are in good condition, damaged, loose and leaked, whether the wire rope control system is flexible and reliable, and whether the operation is in place;
(4) The hydraulic or pneumatic emergency cut-off valve should be fully opened under working pressure, and continuous placement will not cause natural closure, and the action is sensitive and reliable;
(5) emergency cut-off valve is closed from the beginning, and check whether it is closed within 5s; Check whether it automatically stops when the rated flow is exceeded;
(6) Conduct air tightness test according to 0. 1 MPa and tank design pressure, and keep the pressure for not less than 5 rain;
(7) The control test of the emergency cut-off remote control system shall be carried out after the air tightness test of the tank is qualified, so as to check whether its action is sensitive and reliable.