1、 Introduction to Biochemical Wastewater Treatment Equipment in the Laboratory Department

The biochemical wastewater treatment equipment in the laboratory consists of technical processes such as wastewater collection unit, acid-base neutralization unit, dosing coagulation sedimentation unit, oxidation-reduction unit, filtration adsorption unit, photocatalytic disinfection treatment, etc., forming a complete laboratory comprehensive wastewater treatment system. The system operates using a PLC control system and runs fully automatically according to the program set by the PLC controller.

The laboratory biochemical wastewater treatment equipment adopts different treatment technologies and processes to comprehensively treat the organic, inorganic, and biological wastewater components and concentrations generated by laboratory biochemical analyzers, blood cell analyzers, immune analyzers, etc. It can effectively remove COD BOD、SS、 Chromaticity, viruses, organic solvents, etc. After treatment, the laboratory wastewater can meet the national medical wastewater discharge standards [GB18466-2005]

Biochemical wastewater treatment equipment in the laboratoryIt is currently the most advanced technology, highest degree of automation, best treatment effect, smallest footprint, simplest operation and management, and does not require dedicated personnel for wastewater treatment equipment produced by various types of hospital laboratory departments at home and abroad. It has been highly praised by users and widely used in people's hospitals, traditional Chinese medicine hospitals, maternal and child health hospitals, and various types of specialized hospitals.

2、 Design Basis for Biochemical Wastewater Treatment Equipment in the Laboratory Department

According to the hospital's laboratory, the main sources of wastewater generated from routine biochemical analysis experiments, blood cell analysis experiments, immune experiments, microbiological experiments, etc. are: (1) organic compounds such as detergents and commonly used solvents; (2) Contains inorganic substances such as acids and bases; (3) Toxic and harmful pathogenic bacteria in DNA laboratories and microbiology laboratories. Determine the inlet water quality of sewage based on the water quality of similar types of sewage:

1）Inorganic substances: heavy metal ions, acid-base pH values, halide ions, and other non-metallic ions, etc;

aHeavy metal ions: mercury, cadmium, total chromium, hexavalent chromium, lead, manganese, silver, nickel, zinc, iron, cobalt, tin, magnesium, zinc, copper, aluminum, arsenic and other metal cations, as well as heavy metal ion groups in complex states such as (Cr2O7) 2-, (CuCN) -, (AuCN) -, (Ptcl6) 2-, etc;

bNon metallic ions: fluoric acid or fluoride, free cyanide or cyanide compounds, complex ion compounds, AsO32-, AsO43-, Hg+, Hg2+, etc;

cAcidic and alkaline pH values: nitric acid, hydrochloric acid, phosphoric acid, sulfuric acid, hydrogen peroxide, potassium chloride, calcium chloride, etc;

2）Organic compounds: organic solvents, detergents, surfactants, benzene, toluene, xylene, aniline, phenol, polychlorinated biphenyls, benzo [a] pyrene, phenols, formaldehyde, acetaldehyde, acrylonitrile, acrolein, alkanes, alkenes, hydrogen fluoride, petroleum, oil substances, methanol, aniline, polycyclic aromatic hydrocarbons, nitro compounds, nitrosamines, chlorobenzene, nitrobenzene, ethers, mixed hydrocarbons, ketones, sugars, halogenated hydrocarbons, proteins, organophosphorus pesticides, etc;

3）Biological categories: pathogens, etc;

aPathogens: bacteria, viruses, chlamydia, mycoplasma, spirochetes, fungi, Brucella, anthrax, etc;

3、 Functional characteristics of laboratory biochemical wastewater treatment equipment

1、Patent technology:Adopting multiple advanced patented technologies for multi-stage treatment and purification of comprehensive wastewater, fully meeting discharge standards;

2、High degree of automation:Central centralized control, user-friendly human-machine interface, easy operation, fully automatic operation, no need for dedicated personnel to be on duty;

3、Automatic protection function:Automatic protection function for water leakage or electric leakage, high and low voltage automatic protection function, no wastewater protection function, liquid level protection function for each treatment unit, overload protection function for electrical equipment, and overload protection function for electrical circuits;

4、Timer automatic cleaning function:The system automatically cleans the components that need to be cleaned at regular intervals, and the lifespan of the components is guaranteed

Longer lifespan;

5、Low operating costs:Low system power and energy consumption; Stable operation, minimal malfunctions, and low maintenance costs; Long service life and low cost of consumables; Automatically administer medication in proportion,Low drug consumption; No need for dedicated personnel on duty, no management fees, etc；

6Environmentally friendly:The system uses a compound silent motor and anti-corrosion pump, with low noise; The entire process adopts a sealed treatment, with no odor, no leakage, and no secondary pollution to the environment such as waste residue, wastewater, and exhaust gas;

7、Intelligent integration:pass throughOne stop integrated design,Small footprint, fast processing speed, and installation

Convenient mobility, truly achieving engineering equipment,Beautiful appearance,No need to dig multiple processing pools;

8、PLC Programmable Intelligent Control SystemThe control of the system adopts a programmable logic controller (PLC) to achieve automatic control and monitoring of the electrical and instrumentation parts. The LCD liquid crystal displays Chinese characters, and the equipment's electrical control system automatically detects when it is turned on. The system automatically processes wastewater and calculates the composition and concentration of different wastewater. The control system then automatically dispenses drugs in proportion, which is more scientific and rational. The detailed functions are as follows:

1）All operations of the equipment can be achieved through automatic monitoring and manual switching, such as the start stop, flushing, and sewage functions of the equipment;

2）Display the operating status of each unit, such as automatic alarm and reflux treatment when the water level and quality of the water tank are unqualified, and track and record the operation status of the water pump and instruments;

3）Equipped with automatic protection for abnormal states such as water, power, and overload, as well as automatic fault alarm and handling functions;

4）The system can automatically prompt users to replace relevant components of the host and other internal self check information of the system;

4、 Performance requirements for software management of laboratory biochemical wastewater treatment equipment system

1、Module diversification management:The system can provide modular control management for wastewater collection and regulation, wastewater pretreatment, dosing and stirring regulation, coagulation and sedimentation, sedimentation separation, sludge water separation, sludge drying, water quality monitoring, etc,

2、Alarm protection management:Water shortage/power outage protection, temperature ultra-high/ultra-low protection, water quality unqualified protection, component failure alarm, system overpressure protection, electrical circuit overload protection, instrument overload protection

3、Parameter setting management:Clock and language setting functions,System operating parameters can be set according to the on-site situation,Equipped with automatic protection for abnormal states such as water outage, power outage, overload, automatic fault alarm and handlingOr start the sampling analysis process based on certain conditions, set the sampling time, etc.

5Biochemical wastewater treatment equipment in the laboratorySpecification parameters