Industrial environment can be easy improved using audio message devices. These devices, programmed with different messages, can impress the human factor and can help the operators in areas where lamps cannot be installed or are not visible. These devices will be connected in cloud through IoT technology. The status of the devices is controlled from cloud or local using digital signals. The device contains a controller that includes IoT technology and Wi-Fi connection board to ensure connectivity with Internet. The messages are pre-recorded into message player. Player is connected with a local audio amplifier.
In many industrial applications we need small dimensions dc-dc power convertors with a high integrated scale circuit. A lot of applications require ability to be connected at different DC power supply sources. In this scope we are using dc-dc power convertors. This power convertor requires a large input supply voltages and also the drop voltage over power converter must be as small as possible. In these days it is possible to achieve this goal by using high integrated scale microcontrollers and small power MOSFET transistors. The new microcontrollers have enough computing power to ensure a fast application response and they integrate a lot of hardware modules (analogue to digital converters, timers, pulse width modulation modules) that allow us to minimize the schematic. The new MOSFET transistors are able to support high voltages and they can be driven with low control voltage. This new advantage recommends them to be used in power applications. The schematic is very simple and all the control and computation algorithms are implemented in microcontroller software. The microcontroller requires a low power consumption. The schematic is implemented using surface mount technology in a single module. The module dimensions are very small. The power module recommends to be used to power a lot of electronic modules, electric devices (like inductors, valves i.e.) for industrial automation and operation.
Access to the requested content is limited to institutions that have purchased or subscribe to SPIE eBooks.
You are receiving this notice because your organization may not have SPIE eBooks access.*
*Shibboleth/Open Athens users─please
sign in
to access your institution's subscriptions.
To obtain this item, you may purchase the complete book in print or electronic format on
SPIE.org.
INSTITUTIONAL Select your institution to access the SPIE Digital Library.
PERSONAL Sign in with your SPIE account to access your personal subscriptions or to use specific features such as save to my library, sign up for alerts, save searches, etc.