Heating boilers partial failure of boiler pressure controller controls the generator, because there is no water showed no the control circuit board, which is mainly controlled by heating the liquid level control float. When an appropriate amount of water, floating on control splendidly floating-point voltage, so that the boiler applied AC contactor work, start heating. This simple structure generator, the current market use more circulation. Such a generator common fault is not heated, mostly appear on the float level controller. First check the external wiring float level controller, whether the control point of the vertical line connected pair, and then split the float level controller, to see if it floats flexible. Then you can use the manual, the heat upper and lower part of the fault can be turned on by the control point whether the amount of the multimeter. After checking everything is normal, then check whether the water tank float. In other words it can float, i.e. the fault is rectified.
This year, located in Guizhou Tongzi County and located in Heilongjiang Harbin has two boiler explosions accident, after investigation, the accident was produced in the installation link, there are companies the main responsibility for the implementation of incomplete installation link, confusion installation and construction management , unauthorized commissioning, pressure testing irregularities, installation supervision and inspection to ensure the role of the missing and other problems, leading to a boiler explosion occurs, causing adverse effects for the personal and property safety.
Market supervision bureau to draw lessons from the accident, in order to avoid explosion due to boiler installation problem from occurring again, issued a notice warning of the risk of boiler installation link. Details are as follows:
The boiler safety related technical specifications, the entire boiler manufacturing unit can be installed (set) mounted boiler units produced. Boiler manufacturing unit undertake installation work, should meet the following requirements:
The manufacturer should be dedicated departments boiler installation work, set up to cover the boiler installation quality management system, equipped with the necessary resources to installation conditions. Boiler manufacturing units should strengthen sales management, through specified in the sales contract if the terms of the unit responsible for the installation of boilers, etc., to prevent sales by the manufacturing license qualification units or organizations which are not allowed to undertake the unit personnel to carry out boiler installation work. Where specified in the contract manufacturing sales unit responsible for the installation, on-site installation work must be sent by the company to complete the installation personnel shall not be subcontracted to other units (safety specifications are allowed in the assigned project except). Indicate the sales contract to this unit responsible for the installation of the boiler, installation of the unit must have the appropriate license installed. Responsible for the installation of the units should strengthen safety education and skills training for installation personnel. Find that the installation quality and safety aspects of the occurrence of an accident or appears illegal activities, special equipment safety supervision institutions should be punished according to the law to install the unit.
Boiler installation units should strictly enforce the relevant safety standards and technical specifications to ensure the quality and safety of boiler installation, the unit should be installed at the installation site set up signs stating the name of the license holder of the certificate, license project, license number and items the person in charge, who is responsible for safety and quality, commissioning personnel, supervisory inspector's name, unit and telephone. Boiler commissioning and commissioning, operation must be performed by a licensed boiler operator. Before the boiler installation, inspection and acceptance by the relevant formally delivered, installed units should be hung in a prominent position boilers warning signs with the words "banned" and take effective protection and quarantine measures to ensure that the boiler system can not be ignited or boost . In addition to the need to debug, the cabinet can not be energized, the fuel valve is in a closed state should be like. Use blanking panels of the boiler pressure test, the test should be removed immediately after the end of the Blind.
Boiler boiler installation situation before construction units should be installed by informing the local special equipment safety supervision and management departments, and submit an application to install Supervision, Inspection and supervisory inspection agency. Where Supervision and Inspection uncommitted boiler installation project may not start.
Supervisory inspection agency should be strictly in accordance with the "Boiler Inspection Rules", according to the supervisory inspection protocol and progress of the project requirements, arrangements for the implementation of the supervisory inspector boiler installation supervisory inspection. A class of control points, the supervisory inspector must be at the scene confirmed to meet the requirements, the installation unit in order to continue with the work. Supervisory inspector shall, at the start that is to the construction site, in the whole process of site supervision to pressure test, shall not be used after the witness confirmed that and how do fill supervisory inspection program Supervision, Inspection and replacement process when the boiler pressure test.
Boiler manufacturing unit in particular is responsible for boiler installation of manufacturing units and boiler installation supervisory inspection agency, should an accident lessons learned, giving top priority to further implement the main responsibility and checks responsibility, strengthen the boiler installation management to ensure the quality of the installation work, protect the boiler safety.
Plants use existing ordinary way for the steam boiler steam solutions for problems: 1, big waste of energy: pipeline transport long distance, large energy loss. Steam from the steam boiler plant to have many points have become a condensate. Especially at night discontinuous steam plant, each with steam before the need to discharge large amounts of condensate, resulting in waste of energy. 2, managers and more: Boilermakers need to arrange several on duty holder, increased labor costs. 3, beautiful plant has been greatly affected. Henan fast boiler recommended method: point - point steam supply way, needs to be placed side by side Henan steam boiler plant or equipment fast steam boiler, with the open with the use. Complete cancellation of the factory steam pipe network. And highlight the advantages of a conventional steam boiler: 1, Energy saving: Due to put an end to the pipeline transmission losses, energy-efficient way than conventional steam supply energy by 30-50%. 2, management is simple: Henan fast boiler steam generator for widely used boiler does not belong to the range of pressure that can be placed directly on the shop floor, without making a separate boiler room. When steam required by the plant workers can boot. 3, the plant more beautiful.
Introduction Introduction electric heating boiler electric water heating hot water boilers Henan fast boiler electric boiler is a collection product development, production, sales and service of high-tech enterprises. Specializing in the production of electric boilers, electric steam boilers, electric hot water boilers, thermal oil heaters, electric thermostat, electric steam generator for widely used. First, use heating: providing a heat source to a heat sink, central air conditioning, radiant floor heating and other methods. 2. Industrial users: air curtain oil pipes and industrial plant; 3. Recreation: water - water heat exchanger provides hot water for the swimming pool, sauna, beauty salon and so on. 4. Aquaculture: winter seafood, fish and shrimp. Second, characteristics 1. Weather automatic timer switch, multi-cycle temperature, unlimited power .2. The present invention is easy to operate, can be adjusted according to user requirements temperature between 30-90. 3. Heat the traditional way it will be converted to electromagnetic induction. four. Automatic heating step using a stepwise design loading or unloading, in order to adjust the load balance to reduce the impact on the power grid, protection of the heating element, extending its life. 5. The heating device uses advanced electromagnetic induction heating technology, the thermal efficiency of up to 95%. 6. Water circulation pump automatically changes according to the tracking and detection, can control the opening and closing of the circulation pump, in order to meet the requirements of heating or circulating bath system. 7. Storage electric boilers may be used in combination with the hot water tank. 8. The energy-efficient electric heating tube heating boiler efficiency higher than 20%, for the user to save considerable operating costs, saving electricity year, the cost of the solenoid can recover boiler. 9. The utility model long durable equipment maintenance cycle, completely overcome the shortcomings of the boiler heating tube frequent replacement, reducing maintenance costs. 10. By introducing programmable automatic control (PLC), automatic time switch clock to achieve, and the operating state of the boiler full remote monitoring information. The degree of automation to achieve unattended boiler level. 11. Compared with the heating pipes, water and difficult to scale magnetic field; Henan fast boiler electric boiler is a collection product development, production, sales and service of high-tech enterprises. Specializing in the production of electric boilers, electric steam boilers, electric hot water boilers, thermal oil heaters, electric thermostat, electric steam generator.