Tianjin Science and Technology Commission

Research institutes are an important part of Tianjin's science and technology innovation system and an important support for Tianjin's valuable scientific and technological resources and economic and social development. At present, there are 46 central hospitals in Tianjin, including 38 research institutes and 8 engineering design institutes. There are 7 military institutes and 39 civil institutions. There are 20 institutions that have been transformed into enterprises. There are 113 research institutes in the city, including 72 technical development research institutes and 41 social welfare research institutes. 72 technology development research institutes have implemented enterprise transformation on July 1, 2000. 41 social welfare research institutes include 15 social welfare research categories, 8 technical foundations such as testing, and scientific and technological information. 3, 15 in agriculture.

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Emergency bulb lamp is a lamp that provides lighting function in case of power failure or other emergency. ‌ It is usually composed of LED lamp beads, battery, control circuit and other parts, can start quickly in emergency, provide lighting, ensure personnel safety ‌.

The main features of the emergency bulb include:

‌High efficiency and energy saving ‌ : The use of LED lighting technology, has the advantages of high light efficiency, low energy consumption, effectively reduce energy consumption and carbon emissions ‌.

‌Fast start ‌ : in the case of power failure or other emergency, can start quickly to provide stable and reliable lighting ‌.

‌Long life ‌ : the use of high quality LED beads and batteries, with a long service life ‌.

‌Easy to carry: usually small and light, easy to carry, can respond to emergency ‌.

The emergency bulb has a wide range of application scenarios and is suitable for:

‌Home and dormitory: Provide lighting when power is off ‌.

‌Public places: such as shopping malls, hotels, hospitals, etc., in case of emergency to ensure personnel safety ‌.

‌Outdoor activities: such as camping, mountaineering, etc., provide lighting and emergency lighting ‌.

In terms of working principle, the emergency bulb lamp combines the general lighting function and the power failure emergency lighting function. When the power grid fails, the lights automatically switch to emergency mode, using the built-in battery to provide lighting. Once powered up, it recharges and returns to normal lighting. This design ensures that lighting is provided immediately in the event of a power outage and automatically switches back to normal mode ‌ when power is restored