The working principle and use of emergency communication vehicles

With the rapid development of the city, the country is prosperous and prosperous. The superior living conditions are the unprecedented development of our lives. Faced with a developing society, the development of communication facilities is also important. Severe rains and tornadoes engulfed some time ago, and the local communications facilities were destroyed. Therefore, for the communications sector, the advent of emergency communication vehicles plays a good role in our reconstruction of post-disaster reconstruction communications. I will now introduce to you the working principles and applications of emergency communications vehicles .

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First of all, the working principle of the emergency communication vehicle is to provide wireless communication full-area coverage for the rescue site through the vehicle-mounted base station equipment on the communication vehicle. The on-site workman deploys the communication vehicle-mounted terminal as well as the video-screening equipment through hands-on or multi-service work terminals, and releases the latest situation information for the command center. The GS8 gateway carried by the on-site emergency communication vehicle can directly connect the GSM and PSTN public network telephones to the onsite security system.

Second, the major operators of emergency communications vehicles are relatively strong and are spread over three major communications groups. It is mainly used in wireless public communication facilities. For example, the first is China Mobile's wireless communication facilities, followed by China Unicom's wireless communication facilities, and the third is telecommunications. Therefore, emergency telecommunications vehicles are the top priority for maintaining emergency events. It not only maintains normal communications but also ensures normal communications. Maintained the maintenance of communication equipment and the first-hand news and resource information for the disaster-affected areas. The BTS antenna equipment is now installed in the emergency telecommunication vehicle. It is used in people’s unconventional situations such as widespread gathering of major activities or unexpected events that cause communication disruption in a certain area. situation.

Finally, the emergency communication vehicles are also widely used in special government agencies. For example, earthquakes, fires, and meteorological disasters occur. In many cases, it is not possible to rely solely on public communication networks. Therefore, emergency departments have their own dedicated wireless communication network. The safety and seriousness of the situation are guaranteed under special conditions.

The above is to introduce the working principle and use of the emergency communication vehicle. It not only makes the maintenance of communication equipment the main equipment, but also our state functional departments to deal with emergencies, restore the most important information and communication communications vehicles, for our lives. Escort.


Polymer Concrete Cells For ER/EW Processing Of Nonferrous

  1. Vinyl ester resin monolithic casting electrolytic cells
Electrolytic cells are designed, built and installed to satisfy the most stringent requirements requested by tankhouse operators worldwide. In most cases their main request is to guarantee full operating availability throughout the plant's lifespan, maximizing production of high-purity metal (copper, zinc, nickel, cobalt, lead or other nonferrous metals) with absolute safety for people and the environment. Additionally, cells must accommodate changes for continuous improvement of the electrolytic process, integrating efficiently with upgrades of complementary equipment such as anodes, cathodes, cap, boards, overhead crane electrolyte agitation systems, acid mist control devices, thermal insulation among many others.
2. Structure
Electrolytic cells are cast monolithically based on a patented, three-layer composite material system:
The Internal layer is a monolithic tank made with multiple layers of fiber-reinforced vinyl ester resin (FRP) complying with chemical barrier international norms that assure long-term impermeability and corrosion resistance.
The Intermediate layer is the structural core made with polymer Concrete, with a patented formulation to achieve a low coefficient of thermal expansion, providing long-term structural integrity with low thermally-induced stresses
The External layer is a standard seal layer of FRP that further protects the structural core from electrolyte splashes and spills. Optionally,this external seal may be specified with multi-layered oriented fiber reinforcements to guarantee trouble-free operation in unusually extreme operating environments.
Benefits of electrolytic cells

Long-term impermeability, free of corrosion, 20+ years warranty
Our monolithic internal tank manufactured with multiple layers of fiber-reinforced premium vinyl ester resin. It has continuous service without leakage, free of corrosion and structural flaws which operating under normal conditions as specified for each project.
Swift, accurate and less costly installation
Electrolytic cells include features that allow reduction of 25% or more in time needed for cell erection, alignment and leveling compared to time required with conventional polymer concrete cells. Dimension tolerances for electrolytic cells are consistently tight, simplifying installation in the most demanding applications,including plants with automated crane systems.
Minimum cleaning time and water consumption
The rounded internal shape,optional sloped cell floors,and smooth,flat finish of the internal tank,facilitate water sweeping and drainage of heavy sludge,with reduced water usage and accelerating return to service after each cleaning.
Minimum maintenance cost
The robust, virtually impervious internal tank that is chemically bound to the polymer concrete structural core during molding is tolerant to operating abuse its smooth,non-stick surfaces minimize adhesion of contaminants.
Maximum operational safety

The structural core of electrolytic cells is bolstered with sturdy external seismic reinforcement blocks confining its floor supports, and includes a robust, internal bidirectional, pultruded FRP bar mesh reinforcement which positively maintains integrity should the cell fail due to catastrophic events. Electrolytic cell installation protocols call for lateral wall collaboration between cells,thus reducing stress levels of cell around 40% under normal operating conditions.

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Hebei aoliande Chemical Equipment Co., Ltd , https://www.aoliandepipes.com