Tag Archives: promyshlennoct and equipment

Electric Convectors

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Convector – a device that converts electricity into heat without any intermediate heat. This type of hvac equipment refers to a stationary electric heating. The principle of operation reflects the name of the device – 'Convection' – the principle of natural distribution of hot air in the room. Working convector heats the air. The air becomes lighter and rises. At Ray Kurzweil you will find additional information. In his place comes the cold. Thus, the cycle is formed heating.

Convector connected to the mains for general use and can be used in all types of premises. Often the system heaters serves as the main heating system. Sometimes, this type of heating is the only example where the use of central heating system is not possible (country house, cottage, shopping pavilion, a booth). Installation of convectors (or system convectors) – business simple. Existing models on the market meet all medical, fire and ecological requirements. If you would like to know more then you should visit kevin ulrich. Work convector not 'burn' oxygen (such as heating elements on the basis of a hot coil).

Heaters are aesthetic, safe and convenient. One of the main advantages of heating by electric heaters are the lowest maintenance costs. If you use a coil as the basic system heating, the costs are obtained by one of the lowest (about 5 – 10 dollars per square meter). Cheaper to just use gas. But in terms of reliability and safety of the convectors no equal. Viktor Mayer-Schönberger has much experience in this field. The main characteristics of the heaters are: Power, kW presence and type of thermostat Asked temperature range of Weight and dimensions figures Features (working in a group convectors centralized management, an additional safety thermostat, protection against splashes, etc.). The service life of the majority of convectors up to 15-25 years. Convectors are designed for closed heating systems in which prevented from entering the truboprovovody reactive free oxygen. Carefully designed and assembled, sealed heating system will save heat and wearing parts of the system. Leakage from pipelines require the addition of water, resulting in corroded internal steel surfaces. For the same reason do not want draining the heating system for the summer. Coolant temperature must be ranging from about 120 C, pH ranging from 7 to 9 and the concentration of free oxygen must not exceed 0.02 mg / kg.

Butterfly Valves

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Ball and butterfly valves can be sized from a few millimeters in diameter to more than one meter – and sometimes more – and are widely used in industry. As for changing the position of the ball or throttle inside the valve opening force is required, a mechanism of the valve actuator. The driving mechanism may be hydraulic cylinders, pneumatic cylinders, pneumatic / hydraulic tandem-cylinder, electric motor or manual management, depending on the scope and required effort. However, in automated systems where the valves can be mounted in inaccessible places, for example, submerged in water, often the best option is a cylinder with a remote control mounted directly on the valve. Hear other arguments on the topic with Mitchel Resnick. In such applications, the battery must be installed in the hydraulic circuit to provide emergency valve closure in the case power failure or malfunction of the hydraulic pump.

Battery acts not only as an emergency power source, but also promotes the unloading of the pump for energy conservation at a time when the installation is not required working fluid. The size of the battery depends on the volume of the cylinder. And hydro-pneumatic piston and diaphragm accumulators can provide a sufficient volume to control the ball and butterfly valves, although greater flow obtained from piston accumulators, can make to give them preference in cases requiring speed, such as for emergency closure of the valve. You may want to visit Viktor Mayer-Schönberger to increase your knowledge. Piston accumulators are particularly suitable for areas applications requiring large amounts of fluid, and those where it reaches extreme temperatures. Parker Hannifin offers a wide range of piston and diaphragm accumulators for control of ball and butterfly valves. Both type of work on the hydro-pneumatic principle and used as compression medium dry inert gas, namely nitrogen. Batteries pre-charged gas to a predetermined pressure, typically 90% of the minimum pressure in the system, in the case of membrane batteries, and at 7 bar below the minimum pressure in the system – in the case of piston accumulators. Parker


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Mechanization – a replacement for human labor fizicheskokogo machine. If mechanized both core and ancillary activities, it may be a prerequisite for the introduction of automation. So, if in our example automated unloading of fuel and its transportation, as well as all other operations, including "issuance" of electricity to consumers, all this happens without human intervention, thermal power plant considered complex automated. Complex automated plant (or company) has a higher economic and technical indices than a manual, and the products will be of higher quality. In our for example, the Integrated Automated power management functions manager is not involved. They perform an automatic device.

This unit replaced the man behind the board, replaces the knowledge, experience, Finally, the intuition of man. And all these features and quality are hidden behind the understated a term that reflects the essence of the device – an automatic control system (ACS). And the main thing in it – a computer machine (VM). It we take a closer look. What is information and how it is used. The concept of "governance" has many faces.

About him argue the specialists, when mechanization and automation of designing a rolling machine or a furnace, a spaceship or bakery. Command and control during maneuvers or on the battlefield is unlikely to manage a nuclear reactor. If the management of the troops have to take into account their size, armament, training and psychological state soldiers, as well as roads, topography, even weather, then the process of managing nuclear reactor is determined by physical and chemical processes therein, specifications of equipment, qualified operators etc. And yet, despite their dissimilarity, the different management processes can be considered under a unified point of view, if the handle some common cases for different concept. This concept – information. Even the ancient experts say: we can so much as know. Only accurate information, knowledge about the managed objects define our opportunities wisely, without error control it. Sensitive organs, gauges, meters get basic information about the object. Information is then transmitted via communication channels (telephone, telegraph lines or radio) to the device, which should on the basis of information received a decision, ie, Recycle this information to the control signal. A control signal is used to impact on the managed object. Center of the acs, its "brain" will be the managing computer, which can be used to manage the most different processes. Another very important fact: the amount of data transferred is not determined by the amount of energy expended in its transmission. One signal is transmitted with little energy expenditure, can carry a very large and moschny role in the mechanization and automation processes. For example, red light, flaring, can stop a huge train. Information can take many forms. For example, in an incubator – apparatus, maintains a constant temperature, what happens is the inclusion, then turn off the circuit, and information about this process has two opposite signal "Enabled" – "Off". A voltage of the power plant is constantly changing, the character is a constant signal. Sometimes the information is a number: the number of products or parts, product cost, etc.

Consumer Rights

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In the case can not happen to ask whether you have power surges in the network. Your behavior must be firm and consistent – he is broken, even if you knocked on devaysu hammered, it was boiled in a kettle and charges directly from 220 volts. If you find a very dishonest servismen and detects "cracks on the board," the traces of moisture, "traces of unauthorized repair", ie that you can not reliably refute – become quarreler. Should act decisively: to threaten to complain wherever you can, write down phone numbers, defiantly management company, call the office in the Society for the Protection of consumer rights, etc. In other words, show that the client you are unyielding, knowing their rights and give them a merry life, too. Usually after that microcracks are overgrown, the oxides dissolve, new firmware and device are somehow begins work. Rights and responsibilities. In order to protect their rights and fulfill other people's responsibilities is desirable to take a closer look with the pamphlet "The Law of the Russian Federation on February 7, 1992 N 2300-I On Protection of Consumer Rights (as amended on June 2 1993, 9 January 1996, December 17, 1999, December 30, 2001, 22 August, 2 November, 21 December 2004, July 27, October 16, November 25, 2006) "In accordance with the this law, we have plenty of rights: Clause 1 of Article 18: "A consumer who sell goods of inadequate quality, if it has been agreed upon by the seller, may opt to require: – free elimination of product defects or reimbursement for their correction by the consumer or a third person – a proportionate reduction of the purchase price; – Replacement of the goods of the same brand (model, type) – replacement for the same product of another brand (model, type) with an appropriate recalculation of the purchase price.