Cleaner Management - Cleanroom Related - Cleaner Management

The main source of pollution in the clean room and the amount of dust generation: 1. The amount of dust generated in the clean room of products and facilities, from the equipment can be considered to be discharged through local exhaust and not flow into the room; the generation of products, materials, etc. during the transportation process. Compared with the amount of dust generated by the human body, the dust is generally very small and can be ignored; due to the application of metal walls (color steel sandwich panels), the dust generated from the building surface is also very small, generally accounting for less than 10%. 2. Human dust mainly comes from people, accounting for about 90%. In terms of the amount of dust generated by people, due to the improvement of clothing materials and styles, the absolute amount of dust generation is also decreasing. A. Material: cotton has the largest amount of dust, the following are really good, anti-static pure polyester, nylon; B. Style: the large hanging type has the largest amount of dust, followed by the upper and lower split type, and the full cover type is the least; C. Activities : The amount of dust generated during action generally reaches 3-7 times of the static time; D. Cleaning: The amount of dust generated by solvent washing is reduced to one-fifth of that by ordinary water cleaning. Human pollution - germ volume: 1. Pollution caused by personnel: (1) Skin: Humans usually complete a complete skin replacement every four days, and humans shed about 1,000 pieces of skin per minute (average size is 30*60*3 Micron) (2) Hair: Human hair (about 50~100 microns in diameter) is falling out all the time. (3) Saliva: including sodium, enzymes, salt, potassium, chloride and food particles. (4) Everyday clothing: particles, fibers, silica, cellulose, various chemicals and bacteria. (5) Humans will generate 10,000 particles larger than 0.3 microns per minute when they are still and sitting. (6) Humans will generate 1,000,000 particles larger than 0.3 microns per minute when they move their head and torso. (7) When a human walks at a speed of 0.9m/s, 5,000,000 particles larger than 0.3 microns will be generated per minute. 2. Analysis of foreign test data shows: (1) When staff wear sterile clothing in a clean room: the amount of bacteria at rest is generally 10~300/min. The amount of bacteria when the human body is generally active is 150~ 1000 bacteria/min. When a person walks briskly, the number of germs is 900~2500/min. Person (2) A cough is generally 70~700 bacteria/min. Person (3) A sneeze is generally 4000~62000/min. min. person (4) 3,300~62,000 germs/min. person (5) germ quantity without mask: 1:7~1:14 germ quantity with mask, therefore, the management of clean room is the key It is the management of personnel. Only when each employee strictly abides by the clean room management regulations, can the role of the clean room be truly played, thereby effectively ensuring the normal operation of the production line, reducing the artificial defect rate of products, reducing costs, and improving the competitiveness of enterprise products. 8. Personnel with the following conditions are not allowed to enter the clean room: (1) Those with scorched, peeling, and itchy skin; (2) Those with severe colds, colds, sneezing, and coughing (3) Those who do not pay attention to personal hygiene, have messy hair, and have a lot of dandruff; (4) Those who have bad habits of scratching their heads, picking their noses, rubbing their faces, and rubbing their skin; (5) Those who apply rouge, foundation or no Those who wash off cosmetics and nail polish according to regulations; (6) Those who smoke excessively (smoke particles can be ejected again during speech and breathing) (7) Those who hold or carry non-dust-free items or related regulations are prohibited from bringing them into the clean room (8) Those who do not wear or do not wear clean clothes as required; 8. Management of personnel entering the clean room Note that personnel entering the clean room should pay attention to the following matters: (1) Indoor operators must strictly abide by the requirements of the operation instructions , operate the pharma machinery and products according to the prescribed steps; (2) Indoor maintenance personnel must strictly abide by the regulations of the clean room, and try to avoid indoor cutting, grinding and even drilling operations that are prone to pollution; (3) Indoor personnel are prohibited from playing and running. (4) Indoor personnel are prohibited from gathering together to chat, joke, play with mobile phones or make long phone calls that affect the environment and work; (5) Indoor personnel are prohibited from smoking, eating snacks, and carrying and Sundries not related to work; (6) Indoor personnel are strictly prohibited from working without gloves or touching products; (7) Indoor personnel must always wear clean clothes, shoes, hats, etc. (8) Indoor personnel are strictly prohibited from randomly throwing items, tools, utensils, etc., and should be placed in the corresponding specified areas or toolboxes in an orderly manner; the eighth management of personnel entering and leaving the clean room is to ensure that personnel entering and leaving the clean room It should be done: (1) Try to shower, wash your hair, shave, change clothes every day, and keep your body clean; (2) Men should not have long hair and long nails, and women should not apply rouge, eyebrows, or nails; (3) Wash hands before entering the clean room, wear clean clothes strictly according to the requirements, do not allow hair to leak out, and masks should be covered on the bridge of the nose; (4) Strictly abide by the clean room regulations, change slippers and wear them in designated areas Clean clothes should be folded neatly according to regulations or hung in designated places; (5) Strictly abide by the entry and exit channel system, personnel entry, exit and material channels should be clearly distinguished, and material entry and exit must be operated according to fixed operation; (6) ) into the air shower,The whole body must be cleaned strictly according to the regulations, and only after 5Sec can enter the clean room; (7) It is not allowed to wear clean clothes out of the locker room, and it is not allowed to wear clean clothes to the toilet; (8) Try not to put the mobile phone Bring it into the clean room, and keep away from the product when picking up the mobile phone in the clean room. It is not allowed to take off the mask and hat to make a call.

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