重庆科技学院：《安全学原理》课程教学资源（PPT课件）第7讲（英文）major hazards

)重科技院 HONGQING UNIVERSITY OF SCIENCE& TECHNOLOG Principle of safety Part 7

Part 7 Principle of safety

Outl ine Identification of major hazards Monitor ing of ma jor hazards

1 Outline 2 Identification of major hazards 3 Monitoring of major hazards

Outline

1 Outline

1.1 Overview of ma jor hazards Ask students to identify the security risks in the picture below!

1.1 Overview of major hazards

Related concept distinction Hazard Risk factor dden danger Hazard source refers to It refers to the violation of Refers to factors the location area safety production laws, that can cause location, space, position. regulations, rules, standards, casualties or equipment and location regulations and safety of a system that has sudden damage to production systems by potential energy and people Including production and business material release risks that physical factors, units, or the dangerous state chemical factors human unsafe behavior and can cause personal inJury biological factors and can be converted management in the into accidents under psychological production and operation factors, behavioral activities that may lead to certain triggering factors. factors and so on accidents

Condition existence Potential Components of the source of Trigger hazard danger factor Hazard

Condition of existence Trigger factor Hazard Potential hazard

Definition of major hazard sources. The Safe Production Law promulgated in China in 2014 defines a major source of danger as a unit (including site industry facilities)in which the quantity of dangerous goods produced, transported, used or stored for a long period of time is equal to or exceeds a critical amount dangerous item unit critical amount Highly toxic chemicals and other Production, storage facilities The minimum amount of a chemicals that are harmful to humans facilities or sites involving hazardous source that constitutes facilities and the environment, such as hazardous chemicals are a hazardous source of a certain poisonous, corrosive, explosive, divided into production units type or class of hazardous burning, and combustion-supporting and storage units chemicals

1 2 3 Definition of major hazard sources:

o Typical major hazard Toluene storage tank Ammonia ball

Toluene storage tank Ammonia ball

o Typical major hazard A LNG e03/le/40:30RM LNG storage tank boiler

LNG storage tank boiler

1.2 Major hazard source control system .Composition of major hazard source control systems(ILO174) G Identification of major hazards Evaluation of major hazards 重大危险源安全警示牌 定面 重大险源生产量存 南 要鲁 征电证 Management of major hazards A Safety report for major hazards 注意安全 △△△ Accident emergency rescue plan 进入生产区域必须佩戴阻火器 Plant site selection and land use planning Monitoring of major hazards

1.2 Major hazard source control system ⚫Composition of major hazard source control systems（ILO174） • Identification of major hazards • Evaluation of major hazards • Management of major hazards • Safety report for major hazards • Accident emergency rescue plan • Plant site selection and land use planning • Monitoring of major hazards