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“The phone is run out of battery! There were no solutions here!” In the delayed take-off flight, a passenger holding a head of cell phone power scratching frustration. This reporter has learned that in many cases, the aircraft to the terminal were not even meeting to provide support to the power, so that part of the rush to a VGP-BPS2C mobile phone or laptop to charge passengers “watches the power of the Qing Tan.” It telecommunications experts believe that mobile phones and other electronic products and supplies more widely used in aircraft and the airport, airlines pricing power to become one of the keys to improving the quality of service.

Survey conducted by journalist

Most domestic flights without charging services

Wednesday due to heavy fog in Beijing, Guangzhou and other cities of all flight delays leaving for Beijing. One of the two planes on standby hours, a number of food shortages for mobile phones, but the emergency treatment of passengers on official business, such as ant’s wok. “Are arrested at the airport, almost two hours, I hasten to make international calls to deal with some official! By phone can not solve the problem because many 40Y6797 materials and contact lists are in the Ah phone! ” One passenger said the plane without requiring equipment may also not be off the plane, only interested in filming.

Passengers reported that flight attendants can charge their cell phones, but flight attendants have regretted that, due to the voltage and frequency are not the same as the power of the aircraft can not be charged the passenger’s mobile phone. According to the flight attendants put in place, in addition to individual flights, the airline is currently the vast majority of their flights were unable to recharge their cell phones, “because these are all requirements of the United States and europe, its orbit is not the same voltage and frequency modulation, forced to load flights that will damage or cell phone.

Currently, most domestic flights, even flights of very senior business class airline, but will only provide power to charge in an emergency only. In the high-altitude aircraft to provide services may charge a little bit extravagant, but said that passengers in the airport terminal, in addition to the VIP room, charging is also very difficult. Wong, air passengers, senior told reporters he had on several occasions in the Beijing airport, a cell phone charger for charging failure, “I do not know, it’s a bad charger n has not repaired or for other reasons. ” And because the airport terminal and the shortage of electricity, the VGP-BPS2B power plug is also very little, very often, although coverage of the wireless network must be perfect, passengers will not be capable of using laptops.

Fortunately, some of the premium airlines domestic and international have been aware of this problem. The journalist interviewed a passenger aircraft German said that European airlines first and business class at the bottom have the power. “Providing passengers to provide feedstock is technically no problem.” Although experienced observers Telecom Xiang Gang Li also told reporters that the Air China flight to fly to the United States, mainly for passenger with food, Hong Kong Dragon Airlines international flights are also similar services.

Expert Advice

Airlines can provide payment services

3G era arrived, cell phones more than just voice communication, but also under video, listen to music, transforming the Documents tool. Not to mention the air has become an important place in the ‘laptop. Therefore, in charge of aircraft and airport access services are increasingly important. “One industry analyst of the case to the press. In the VGP-BPS9A/B long flight, using a variety of electronic products to take advantage of multimedia to relieve boredom, or continue to use the high end phones and business laptops to handle the paper work of many fly Keystone habits. The habits and planes at the airport and even the contradiction between the disadvantages appear to load up.

Ultimately the way to solve the problem? Insider’s commentators believe that the contradiction between supply and demand in all areas to solve the same way as paid services is a very realistic approach. Commentators believe that airlines and airports label price may provide pricing policy, so it is necessary to measure the freedom of user choice.

In addition, observers also believe that because of the increasing number of domestic flights, blocking the air breathed air traffic control has become increasingly serious, and to avoid the dilemma described in Article beginning of frequent occurrence, each aircraft must be equipped with at least one to two power outlet. Of course, the dilemma does not charge VGP-BPS10 exist in the aircraft. With the Wuhan-Guangzhou line at the beginning of comparable aircraft, high-speed trains will become increasingly popular in China. So, they are packed with white-collar business high-speed train, it should also provide enough power to allow mobile phones to communicate, so this laptop continue to work, it is useful to people seriously relevant factor .

Singapore Airport Why blocks any power?

Mobile phones, laptops, MP3, MP4, PSP games, e-book … to transport a large number of electronic devices, “night” will no doubt take the load to the airport, a high demand for services. But it is interesting to note that, according to telecommunications experts, Xiang Li Gang introduction, despite the BTP-43D1 Singapore airport design may be the most luxurious in the world, the airport service is one of the most perfect but this is the most advanced airports in the airport of feedstock are “locked” up does not allow the use of. Why is this case? It turned out that Singapore is very small, inexpensive and high-speed trains and airports have improved the coverage of broadband, many people actually turn dedicated high speed train to the airport go to the free Internet access. In consequence of this approach, “rub net is a lot of people, the Singapore airport, but take one careless move and will be open free to use food are all sealed

Imagine your cell phone every day will no longer use the battery, you do not bother to charge the batteries of mobile phones, and just send you a little sound, the sound waves produced by mobile phones will be converted electricity to operate. Now that the imagination away seem closer. Recently, the American Institute of Physics published by the Association, “Physical Review, a journal published at the University of Texas professor of chemical engineering at the recent achievements of the Cajun, he and his research team have developed nano-scale piezoelectric material, these materials can be used in products of low power electronics to replace the Laptop battery will run the sound waves in the energy-based products.

Piezoelectric and their application

Piezoelectric body is such a class of materials, when applied mechanical stress, can cause internal tension. In addition, the piezoelectric effect in the electric field, its physical properties will change. Now common for crystals or crystal piezoelectric ceramic (α-quartz) crystals is a 40Y6795 well known piezoelectric. Cajun explained that the key technology for self-powered is the piezoelectric body. “Piezoelectric Body ‘of the English word” piezoelectrics “derived from the Greek” piezein “, its meaning is” topress “(pressure).

Piezo-electric in 1880, was the first time, French scientists have discovered, is not a new concept, from the First World War, the piezoelectric material was used in the acoustic navigation, and ranging device positioning. In today’s society, a microphone and piezoelectric materials are quartz watches. Located on the microphone of the sound vibration piezoelectric chips will change to the current changes. The sound waves hit a Dell Latitude D830 battery piezoelectric thin, it will thin at both ends of the electrodes to generate an electric charge, size and symbols change with the change in sound. This change in load on the piezoelectric plate, then by electronic devices, can be transformed into radio waves spread in remote locations. These radio waves received for radio, and through the radio speakers placed on the vibration of thin piezoelectric crystals, but also become a voice that resonates in the air. Is it can be said that the microphone in the piezoelectric plate can “hear” the sound, while the speakers are on the thin piezoelectric crystals, “talk” or “singing”.

Because the system also contains material piezo-electric, when press the power button, press enter in contact with a piezoelectric crystal, and the resulting pressure, the pressure of the piezoelectric crystal will received to generate sufficient voltage, the voltage generated by spark capable of igniting the gas, the launch vehicle.

Even in some European clubs have also installed a special floor contains a piezoelectric material that the customers dance disco able to absorb the energy generated when the steps are, and the conversion of energy into electrical energy lights for night clubs to provide hp 417066-001 battery energy. According to reports, the Hong Kong Coliseum ready to use this technology, not the movement of personnel into electricity, maintenance of fire museum and music player, the necessary energy.

Low impact on the special

With more and more widely used piezoelectric materials, scientists have thought for products of low power electronics, but the traditional piezoelectric materials are too “big” development, to nanoscale piezoelectric material to become a new R & D staff.

Cajun counterparts from the University of Houston professor and co-operation, through the apple MacBook 13 inch battery study found that a thickness of 21 nm around the ability of piezoelectric materials, processing of the strongest wave to probe the wave energy on the energy efficiency supply 100%. And because of the sensitivity of nano-materials, nano over 21 large and small, nano-materials for other levels can not achieve such high energy conversion efficiency.

Piezoelectric materials industry experts said, the card payment to this new discovery will have a major impact on products of low power electronics, this new material will be mobile phones, notebook computers, special communication devices and other electronics general consumer products such as mp3 players to prove, many consumers because of dissatisfaction toshiba PA3395U-1BRS battery with the use of time, but he hopes to have something to replace those batteries.

The piezoelectric material may also be used on the battlefield. In modern warfare, soldiers often have a large number of advanced electronic devices, such as devices to detect explosives, once inside the cell, without electricity, and combatants can not work, and the VGP-BPS2C sensor filled nano-piezoelectric materials, the acquisition by soldiers with traces of peripheral energy and transforms it into electricity, the exploration mission will be completed, this type of self-generation technology power will be widely used in the war.

Therefore, Cajun nano piezo-electric, although very small, only 21 nm thick, but its impact is no small matter.

Card payments that, in the continued development of the application of piezoelectric material, the piezoelectric materials in nano-class research is a relatively new attempt, we must consider a number of different and complex problems. An analogy, if you want to apple M8403 battery look inside the phone booth the size of objects the size of the equipment transferred to the hair, you will naturally find the difficulty. He said that actually changes the size of study, its response to external conditions, also be different. Materials of the small size of the study, these changes must be taken into account range.

Cajun said: “When the material reduced to nano-size scale, they appeared in certain performance characteristics of a great change. Piezoelectric material would such a development. We found that when the thickness is between 20 nm to 23 nm between efficiency piezoelectric% to 100%. “He said that currently they are studying the fundamental laws of nature, and try to be better applied to development of engineering materials. In addition, they will also learn about the chemical structure of piezoelectric material and physical components, to adopt a way to change the BTP-43D1 structure of materials to improve their performance.