Oblasti použití | AEPS Group

Field 01 · Aerial

01 Very high altitude (15+ km)

Objects and locations

airplanes, unmanned aerial vehicles, meteo-probes, atmospheric and earth-surface monitoring equipment, aerial laboratories, etc. Constructive volumes protected from external factors, however there may be slightly protected volumes as well.

Factors

vibrations, impacts with acceleration up to hundreds and thousands of G’s, sometimes short-term moisture, sand, dust, low pressure. Temperature of the converter case from -60 °C to +100…+110 °C. In some cases, from -70 °C to +120…+130 °C. At such heights natural radiation occurs, a careful selection of electronic components is necessary.

Requirements for power units

protection from moisture, the design should be vibration and shock-resistant, case mounting should necessarily be multi-point via threaded holes. Very important are low-profile, small size and weight, high efficiency, often required parallel operation. Cooling method – forced air or conductive via heat sink.

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Field 02 · Aerial

02 High altitude aerial equipment (5-15 km)

Objects and locations

airplanes, unmanned aerial vehicles, hot-air balloons, atmospheric and earth-surface monitoring equipment, aerial laboratories, etc. Constructive volumes protected and slightly protected from external factors.

Factors

vibrations, impacts with acceleration up to hundreds and thousands of G’s, moisture, sand, dust. Decreased pressure, low-level radiation. Temperature of the converter case from -60 °C to +80…+110 °C, with rapid temperatures changes.

Requirements for power units

protection from moisture via polymeric cover, construction should be vibration and shock-resistant, case mounting – should be multi-point via threaded holes, mounting via unit outputs is not allowed. Very important are low-profile, small size and weight, high efficiency. Parallel operation may be required. Cooling method – forced air or conductive via heat sink.

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Field 03 · Aerial

03 Low altitude aerial equipment (0-5 km)

Objects and locations

airplanes, helicopters, drones, hot air balloons, aerial laboratories, etc. Constructive volumes often open, slightly protected from externals factors.

Factors

vibrations, impacts with acceleration up to hundreds and thousands of G’s, moisture, sand, dust, solar radiation, lowered pressure. Temperature of the converter case from -50 °C to +80…+100 °C, with rapid temperatures changes.

Requirements for power units

protection from moisture via polymeric cover, solar radiation resistant, construction should be vibration and shock-resistant, case mounting – should be multi-point via threaded holes, mounting via unit outputs is not allowed. Very important are low-profile, small size and weight, high efficiency. Cooling method – forced air, natural convection or conductive via heat sink.

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Field 04 · Land

04 Land transport (cars, trains, transporters)

Objects and locations

railway locomotives and wagons, cars, tracked vehicles, transporters. Constructive volumes slightly protected from external factors, sometimes open.

Factors

vibrations, impacts with acceleration up to tens and hundreds of G’s, moisture, sand, dust, dirt, decreased pressure in mountains. Hydrocarbons and salt exposure possible. Temperature of the converter case from -50 °C to +110…+130 °C.

Requirements for power units

protection from moisture, salt and hydrocarbons via polymeric cover, case mounting – should be multi-point via threaded holes, mounting via unit outputs is not allowed. Construction should be vibration and shock-resistant, without significant mechanical oscillations. Small dimensions are important. As a rule, required cooling method – one-sided conductive via unit’s case bottom.

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Field 05 · Land

05 Telecom on land

Objects and locations

ground communications centers and control points, connecting towers, roofs of tall buildings, mountain peaks and passes. Moderately protected from external factors constructive volumes, base of which are hardware cabinets, 19-inch racks, etc.

Factors

low-impact shocks and vibration, condensing moisture, dust, sand, possibly solar radiation and salt fog. Decreased pressure in mountain conditions. Temperature of the converter case from -50…-10 °C to +80…+100 °C.

Requirements for power units

must be protected from moisture and salt by polymeric layer or via special housing design. Mounting via unit outputs is acceptable. Important parameters are EMC, high efficiency and parallel operation. Compact dimensions and low profile are desired. As a rule, required cooling method – one-sided conductive via unit’s case bottom.

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Field 06 · Land

06 Mining equipment

Objects and locations

stationary placement, diverse environment – land, underground, sea surface and underwater, hot desert and ice, mines, wells. Partial breach of protective housing is probable.

Factors

significant mechanical and climatic impact, aggressive environment. Shocks and vibration, moisture, dust, sand, dirt. Temperature of the converter case from -60…-10 °C to +80…+150 °C.

Requirements for power units

protection from moisture, salt and hydrocarbons by high-temperature-resistant polymeric cover, special housing design with screw mounting is required. Mounting via unit outputs is not allowed. Must be resistant to long vibration and shock, without significant mechanical oscillations. Compact dimensions are important. Favorable primary cooling method is one-sided conductive via unit’s case bottom.

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Field 07 · Computing

07 Supercomputers

Supercomputers, information displays and screens are characterized by a set of communicating modules to solve the case of delivering power to a complex object.

Objects and locations

stationary compounds on surface, in underground control points, in mountains, well protected from external factors.

Factors

practically there are no environmental or mechanical impacts. Temperature of the converter case is dependent on liquid cooling operation: from 0 °C to +60…+90 °C.

Requirements for power units

highly important are low profile, high efficiency is critical, parallel operation. Also very important is to have one-sided cooling through the case bottom to transfer more than 90-95 % of total dissipated heat.

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Field 08 · Climate

08 Cold-resistant equipment in low-temperature regions

Objects and locations

stationary, tracked vehicles, tractors, transporters, unmanned aerial vehicles, meteo-probes, sea surface, ice. Despite equipment being protected from external factors, it’s necessary to account for temporary breach of protection.

Factors

shocks and vibrations with acceleration up to tens of G’s, wind, moisture, salt fog. Temperature of the converter case from -60 °C to +80 °C. In some cases from -65 °C.

Requirements for power units

the units must be protected from moisture by polymeric cover or have special housing with screw mounting. Mounting by unit outputs is not allowed. Must be resistant to long vibration and shock, without significant mechanical oscillations. Heat transfer – via convection or one-sided conductive heatsink for heat dissipation through the unit’s bottom case side.

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Field 09 · Climate

09 Heat-resistant equipment in high-temperature regions

Objects and locations

stationary on land surface and mobile objects: cars, tracked vehicles, unmanned aerial vehicles. Constructive volumes with low level of protection from external factors might be used.

Factors

beside mechanical and climatic, characteristic impact of solar radiation, also of heat and hot soil. Environment with high level of pollution, dust, sand, hydrocarbons, etc. Temperature of the converter case from -10 °C to +100…+130 °C.

Requirements for power units

protection from sand and dust via polymeric cover. Must be resistant to long vibration and shock, without significant mechanical oscillations. Important are compact dimensions, desired cooling method – conductive cooling via unit case bottom.

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Field 10 · Displays

10 Digital signage equipment

Informational displays and screens, supercomputers are characterized by a group of communicating units delivering power to complex objects.

Objects and locations

everywhere where human presence is probable – streets, shops, stations for above-ground, underground and aerial transport, etc. Constructive volumes – planar, slightly protected from external factors.

Factors

condensing moisture, dirt, dust, sun. Temperature of the converter case from -50 °C to +100…+120 °C.

Requirements for power units

compact dimensions and weight, low profile highly important, high efficiency, parallel operation. Critically important is one-sided heat transfer via unit case of more than 90-95 % total generated heat.

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Field 11 · Radar

11 Active Phased Array Radar (APAR)

Powering APAR is characterized by a group of communicating units delivering power to a complex object.

Objects and locations

land equipment, airplane and helicopter radars, UAV and drones, meteo-probes, outer space satellites etc. Constructive volumes – usually protected from environmental factors of mentioned objects.

Factors

in certain objects there is humidity, dirt, dust and solar. Temperature of the converter case from -60 °C to +100…+120 °C.

Requirements for power units

small size and weight, low-profile (very important), high efficiency, parallel operation. Critically important is one-sided heat transfer via unit case of more than 90-95 % total generated heat.

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