Saturday, January 29, 2011
【 Weak current College 】 laboratory yicun 5 fire risk security fire prevention measures 4
In recent years, along with the development of higher education, University laboratories as socialist modernization of technology professionals, but also an important base has been developed. Added a large number of international advanced level of analysis, test instruments, laboratory equipment, improvements in teaching and research conditions, improving the technical level, the laboratory personnel provides the material guarantees. At the same time, how to maintain and manage advanced, precise valuable equipment, improve laboratory efficiency has become a laboratory managers need to be addressed major issues. This article only on the laboratory safety and fire prevention aspects, on the point of view!
1. schols laboratory safety and fire prevention work of special significance
Reform of the Decade, the number of university laboratories and equipment from quality clearly get development. A mid-sized colleges and universities, their laboratory from a dozen to nearly 100, equipment, laboratory equipment, and material investments each year in the $ 1 million or more. In my case one University in 1978-1988 decade equipment increased more than 9 thousand, of which 5 million more large precision instrument and equipment close to 100, from overseas introduction of international advanced level of the equipment is up to 494 sets value of 8 million dollars. Improving laboratory safety fire, not only can improve these precision valuable instruments of investing benefit, but also make laboratory in teaching, research, students should have a role to play in the most basic security. Therefore, the value and strengthen laboratory safety fire is very essential, otherwise, if the security of the negligence of the fire, often cause serious losses of State property, and affect the normal teaching and scientific research, this lesson at home and abroad are not uncommon. United States is located in Acadia National Park, next to the Jackson Laboratory, the annual global output of 300 million NIH for cancer, AIDS, diabetes and other diseases genetics research. In May of 1988, a fire broke out in the laboratory for experimental use of 50 million NIH was burnt to death. Laboratory personnel indicated that the fire, the accident will reduce the speed of global genetic studies, at least 2 to 3 years to supplement this amount by incineration of the NIH. In this instance is not difficult to see laboratory safety fire is very essential, otherwise, the loss of large, is unable to make up for time and money.
Second, institutions of higher learning labs prone to fire hazard
1. the rules and regulations not sound security and fire prevention
Laboratory safety fire to timeframes, the most important one is engaged in laboratory management staff must be in strict accordance with the rules and regulations, fire safety laboratory practice. However, due to laboratory safety fire to some extent not caused school, laboratory, etc. all levels of management's attention, and that laboratory safety fire regulations, rules, regulations and not enough sound and strict. In 1986 a University biological laboratory staff serious violations of practice, unauthorized use of the electric fire, burning of large amounts of plant specimens, including many rare treasures is a national.
2. electric wiring unreasonable aging, distribution
Laboratory of electrical lines and aging, severe overload, pulled randomly pull the wire placement equipment, not serious electrical circuit design, no load calculations, demonstration, is currently the University laboratory safety fire prevails a big risk. This problem mostly occurs in some established earlier or later reconstructed in the laboratory. Due to insufficient power supply capacity, power line aging coupled with the increasing number of instruments and equipment, electricity consumption grows fires resulting circuit fault. Light the fuse, short circuit occurred when serious fire. 1988 national organizations of institutions of higher learning lab security checks, a University discovered three teaching building installation wires all ages, the existence of a serious accident. It was also found new classroom building wires pulled another mess, electrical overload phenomena, the laboratory has a few traces of fire power.
3. flammable and explosive hazardous materials storage and use of unreasonable
Experiment with flammable, explosive substances, gases, keeping, use is reasonable, direct relationship with the State property and lives of teachers and students, is a University laboratory fire accident in one of the more common reasons.
In flammable and explosive hazardous materials storage, management, warehouse construction unreasonable or area is too small to store and manage the classification, some universities even inflammable and explosive hazardous materials on teaching building, reagent library serves as the laboratory. If the Shanghai East China chemical engineering polymer materials lab using a 200 liter snow brand refrigerator storage of flammable chemicals low boiling point. One drug, its boiling point for butadiene-4 ° c, the temperature of the fridge cold rooms for 5-10 in General, in this environment of reagents to evaporate quickly, while also not enough to seal the container so that all of the space in the refrigerator and air composition the explosive mixture. When the refrigerator temperature control switch startup spark and explosion causes an intense.
4. Lab staff thought paralysis, lax, the importance of fire safety is not
Thought paralysis, lax, the importance of fire safety is not a laboratory in fire accidents the most risk factors. Especially in some colleges and universities require 24 hours a day and night work in the laboratory (such as a computer lab), the staff thought attach great importance to safety fire, his post, the more important. 1987 Beijing University biological building fire, which burned, laboratories and equipment 7.4 million in direct economic losses. Fuzhou University Department of computer science and computer lab fire, burning Apple computer 40 units, air conditioner 8 sets, direct economic losses 5.5 million. The two fire incidents are due to laboratory personnel responsible is not strong, and let the work after leaving the scene of the fire and electrical appliances.
5. laboratory lacks the necessary fire safety equipment
According to the survey, University laboratories and the existence of varying degrees of lack of fire-fighting equipment. Some realInspection room even if equipped with a fire-fighting equipment, in the absence of specialist management and regular checks, failure of fire equipment are not promptly replace, fire-fighting and fire-fighting equipment in terms of quantity and quality, the safety fire protection requirements. On the other hand, due to the nature of the laboratory, there are suitable for the analysis and testing of large precision instrument laboratory; the use of flammable and explosive substances, gases, chemistry lab; there is a release of dangerous microbes laboratory, etc. Likely to lead to the kind of fire, thus the fight method is also different. Like the different characteristics of the laboratory needs of fire fighting equipment and equipment with you more.
Third, the universities of laboratory safety fire should take several measures of
1. raise awareness, to strengthen the sense of responsibility
Strengthening laboratory security building, the need to improve laboratory staff awareness of the work of the security is everyone's attention to security, adhere to the principle of prevention as ideological change in the past focused only on the experiment, research work, ignore the security acts. As the ancients said: "the scourge to pin to the eruption", "evil often accumulate in the suddenly-", only from ideas, organization, action, responsibility, effort, great attention, organizational unity of command, unity, leadership and measures effective, everyone has the high sense of responsibility, before they happen.
2. establish and improve laboratory safety regulations
Safety management regulations are an effective means. Establish and implement various rules and regulations is security standardization, procedures, and the regularization of objective requirements. At present, national security management has in place a series of standards and regulations, the competent authorities of university laboratories should also be used as a basis, the combination of our laboratory's actual situation, establish and improve a set of practical safety management regulations. As the laboratory safety and fire prevention Ordinance, the laboratory of flammable and explosive hazardous materials use and storage management solutions "," laboratory safety management system and the large precision instrument equipment operation, maintenance, security management approach ", etc.
No rules and regulations, security and fire prevention management will not be able to follow, without law, if established system not to conscientiously implement, can only become a mere formality. Therefore, you must also work to strengthen laboratory safety inspection and supervision, on the model compliance with rules and regulations, shall promptly give recognition award, on the violation of the rules and regulations, should be criticized as a plot or action in a timely manner. To ensure the implementation of the rules and regulations.
3. strengthening training and improve laboratory managers the level of security and fire prevention technology
Laboratory staff safety consciousness of the strength and security level of fire protection technology, to ensure the security of the laboratory has a decisive influence. Therefore, the laboratory staff of safety awareness and safe fire protection technology level needs further improvement can take many forms and means of education and training. If the Office column, the bulletin, publications, organizing lectures and security work experience-sharing sessions, held fire knowledge competition, held at the fire drill, fire sport competitions, etc.
4. timely updates and equipped with features suitable for different uses of fire fighting equipment laboratory
Due to the nature of the different laboratories, easily lead to the kind of fire, thus its fighting methods and use of fire-fighting equipment is different. For commonly used fire-extinguishing materials such as water, sand, powder and foam, etc., and not entirely applicable to all types of experimental equipment for fire extinguishing. For example: for general electric equipment can make use of carbon dioxide and dry chemical fire extinguishing material; for ultra-clean environments of large precision instrument and equipment, strictly prohibits the use of dry powder fire extinguishing equipment such as, otherwise, will result in larger instruments and equipment. Therefore, in order to timely and effective fire suppression, the laboratory must be equipped with suitable for the different nature of the laboratory of private fire extinguishing equipment. The different nature of the laboratory of applied fire protection material types in the following table:
The laboratory is equipped with specialized equipment, you should prevent jumbled mess, not only to distribution, to management, it is necessary to establish expert management system to periodic inspections, the timely replacement of fire fighting equipment failure and materials.
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