The packaged combination of a diesel engine, a generator and various ancillary devices (such as base, canopy, 6BT5.9-G2 cummins diesel generator sound attenuation, control systems, circuit breakers, jacket water heaters and starting system) is referred to as a "generating set" or a "genset" for short.
Set sizes range from 8 to 30 kW (also 8 to 30 kVA single phase) for homes, small shops & offices with the larger industrial generators from 8 kW (11 kVA) up to 2,000 kW 6BTA5.9-G2 cummins diesel generator (2500 kVA three phase) used for large office complexes, factories. A 2,000 kW set can be housed in a 40 ft ISO container with fuel tank, controls, power distribution equipment and all other equipment needed to operate as a standalone power station or as a standby backup to grid power. These units, referred to as power modules are gensets on large triple axle trailers weighing 85,000 lbs or more. 6BTAA5.9-G2 cummins diesel generator Combination of these modules are used for small power stations and these may use from one to 20 units per power section and these sections can be combined to involve hundreds of power modules. In these larger sizes the power module (engine and generator) are brought to site on trailers separately and are connected together with large cables and a control cable to form a complete sychronized power plant.
6CTA8.3-G2 cummins diesel generator Diesel generators, sometimes as small as 200 kW (250 kVA) are widely used not only for emergency power, but also many have a secondary function of feeding power to utility grids either during peak periods, or periods when there is a shortage of large power generators.
often also employ diesel generators, sometimes not only to provide auxiliary power for lights, fans, and winches, etc. 175KVA cummins 6CTA8.3-G2 diesel generator but also indirectly for main propulsion. With electric propulsion the generators can be placed in a convenient position, to allow more cargo to be carried. Electric drives for ships were developed prior to WW I. Electric drives were specified in many warships built during WW II because manufacturing capacity for large reduction gears was in short supply, compared to capacity for manufacture of electrical equipment.6CTAA8.3-G2 cummins diesel generator Such a arrangement is also used in some very large land vehicles such as .
Typical application - a generator running a continuous unvarying load, or paralleled with the mains and continuously feeding power at the maximum permissible level 8760 hours per year. 6LTAA8.9-G2 cummins diesel generator This also applies to sets used for peak shaving /grid support even though this may only occur for say 200 hour per year.
As an example if in a particular set the Standby Rating were 1000 kW, then a Prime Power rating might be 850 kW, and the Continuous Rating 800 kW. However these ratings vary according to manufacturer and should be taken from the manufacturer's data sheet 250KVA cummins 6LTAA8.9-G2 diesel generator.
2011年7月31日星期日
2011年7月29日星期五
Bio Diesel Generators - The Greener Option
Standby diesel generators have for a long time been an essential purchase for companies that would lose operational capabilities should the main power supply fail. Diesel generators have for many years operated using tax free Red Diesel - but in more recent years a greener bio-diesel has been developed. price of cummins 750KVA diesel generator Bio-diesel is the eco-friendly option but unfortunately it does not have a very long shelf life, Red Diesel can remain in a fuel tank for up to 10 years and still operate the standby generator, bio-diesel can only last for up to 6 months. This is a drawback for organisations that want a greener standby generator as the bio-diesel will have to be replaced every 6 months regardless of use - hence bio-diesel generators are better for organisations that wish to have continuous power rather than standby power.
All bio-diesel generators have been manufactured to utilise price of cummins 937KVA diesel generator EU EN14214 bio diesel fuel and it is imperative that this is the only bio-fuel that is used. Bio-diesel is a vegetable derivative hence its shorter shelf life and it is recommended that agitators are also used to reduce the risk of the fuel deteriorating in the fuel tank. highly qualified, specialist engineer will be required to install a bio-diesel generator.Bio-diesel generators come in price of cummins 1000KVA diesel generator both non-silent and silent models - those bio-generators that are not encased in a soundproofing canopy are extremely noisy and require installation in a basement or specially soundproofed room inside the company building. Silent bio diesel generators can be installed outside the company building in for instance a car park or similar. The fuel tanks are usually installed inside the canopy resulting in an on-board system but there is an option for the price of cummins 1250KVA diesel generator non-silent bio diesel generator to have a separate fuel tank. If the bio-diesel generator is not complete within a canopy it is called an open-set generator. Open-set generators are positioned on a skid with the generator, fuel tank and alternator as separate components.Bio-diesel generators 1250KVA Cummins Diesel generator usually generate between 250kVA and 600kVA and to be classed as silent can only emit between 60dbA and 75dbA of sound in 1 metre of open space.The size of the fuel tank can be manufactured to meet a customer's needs but it will be necessary to discuss this during a consultation prior to quotation. The consultation is a crucial part of the process before purchasing a bio-diesel generator - experienced engineers can inform the best power supply solution to purchase, 1250 kva generator,cummins+ depending on the type of power supply required, for example standby power or continuous power. It is strongly advised that a consultation takes place to ensure the purchase of a generator fit for purpose, remember bio-diesel generators are more suitable for continuous power supplies rather than standby power.Finally, when deciding on a bio-diesel generator the climate in the area where it is to be installed must be taken into consideration. If the generator is to be installed in theUK all price of cummins 1500KVA diesel generator should be fine but for multi-destination companies with global locations seek expert advice from the bio-diesel generator supplier who will suggest the best generators for different or extreme climates.
Contact us:
Shanghai Angelcity International Trade Co.,Lte
angelcitysales@hotmail.com
http://www.china-dieselgenerator.com/
Tel: 86-21-65630391
Fax: 86-21-65630237
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