A man-portable battery pack is a piece of equipment that provides electrical support for a single soldier's electronic devices.
1.Basic structure and components
Battery Cell
This is the core component of the battery pack, generally using lithium battery cells. Lithium batteries have the advantages of high energy density and low self-discharge rate. For example, the common 18650 Li-ion battery (diameter 18mm, length 65mm), its voltage is generally around 3.2 - 3.7V, and its capacity can reach 2000 - 3500mAh. These battery cells are combined in series or parallel to achieve the required voltage and capacity. Series connection increases the voltage and parallel connection increases the capacity.
Casing
The casing serves to protect the battery cells and internal circuitry. It is usually made of high-strength, lightweight materials such as engineering plastics. This material is not only able to withstand a certain degree of impact and compression to prevent damage to the battery cells, but also has properties such as waterproof and dustproof. For example, some of the battery pack housings are IP67 rated for water and dust resistance, meaning that they can be submerged in water for a short period of time without damage, and can be adapted to a variety of complex battlefield environments or field mission environments.
Charging connector and output connector
The charging interface is used to charge the battery pack. Commonly, there is the USB - C interface, which supports higher charging power, such as fast charging up to 100W. Output ports are used to connect the soldier's electronic equipment, such as radios, night vision devices, and man-portable airborne combat systems (MANPADS). There are several types of output ports, including USB-A, USB-C and DC ports, to suit different devices.
Control Circuit
The control circuit is responsible for charging management, discharge protection and other functions of the battery pack. It monitors parameters such as battery voltage, current and temperature. For example, when the battery pack is charging, the control circuit will prevent overcharging and automatically stop charging once the battery voltage reaches the set upper limit; during discharging, it also prevents over-discharging to avoid damage to the battery due to over-discharge. At the same time, if the battery temperature is too high, the control circuit will activate the protection mechanism to reduce the rate of charging or discharging to ensure safety.
2.Performance Characteristics
High Capacity and Long Endurance
Warfighter battery packs typically have the capacity to power a wide range of electronic devices for a given period of time (e.g., 24 - 48 hours). For example, a 20Ah battery pack can power a 5W radio for about 8 - 10 hours. This is very important for long-time field combat, patrol missions, etc., to ensure the normal operation of soldiers' communication equipment, reconnaissance equipment, etc.
Lightweight
To make it easier for soldiers to carry, manpacks are designed to be lightweight. They generally weigh around 1 - 3kg and some are even lighter. They can be carried in a variety of ways, such as mounted on a tactical undershirt, secured to a rucksack, or placed directly in the pocket of a combat uniform. This way the soldier is not hindered by the weight of the pack during movement.
Strong compatibility
Compatible with a wide range of man-portable electronic equipment. As the military is equipped with electronic equipment that may come from different manufacturers, the interfaces and voltage requirements vary. With its multiple output interfaces and adjustable output voltage range, the Warfighter Battery Pack can provide suitable power support for most radios, optical equipment, navigation equipment, and so on.
3.Application scenario
Military combat
On the battlefield, soldiers' communication equipment (e.g., walkie-talkies, satellite phones), reconnaissance equipment (e.g., thermal imagers, microlight night vision devices), and electronic accessories for weaponry (e.g., electronic division of scopes, etc.) all require a stable power supply. The man-portable battery pack can be used as the backup or main power source for these equipments to ensure the smooth running of combat missions. For example, in the night special operations mission, night vision devices need continuous and stable power, the man-pack can give full play to its advantage of long endurance to provide soldiers with good vision support.
Field Training and Patrols
When conducting military training or border patrols in a field environment, soldiers are far away from fixed power facilities. The Manpack can provide power for GPS navigation devices, portable weather meters and other equipment to ensure that soldiers do not get lost and can obtain weather and other relevant information in a timely manner. At the same time, during long patrols, it can also provide power for soldiers' personal electronic devices (such as tablets used to record mission conditions).
Emergency Rescue Operations
In natural disasters and other emergency rescue scenarios, such as earthquakes and floods, rescuers (including soldiers from the military involved in rescue) can also use a single battery pack. It can provide power for life detectors, communication equipment, etc., and help rescuers carry out rescue work more effectively. For example, in the rubble rescue after an earthquake, life detectors need a stable power supply to work, and the man-pack can play a key role in the case of insufficient emergency power supply at the scene.
Post time: Nov-12-2024