<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Fermentation is extremely a crucial process which is primarily responsible for tea quality. It is an oxidation process where tea leaves change colour and smell. Relative humidity (RH) and temperature are two important physical parameters which play a crucial role in producing good quality tea. This work is an attempt to develop and implement a monitoring system for fermentation room of tea factory. Due to the larger dimension of the fermentation room, it requires several numbers of monitoring point for estimating average condition. Sensor node at each monitoring point is connected via RS 485 network which works with a protocol developed for this purpose. Each sensor node consists of sensors, signal conditioning, controller and RS485 transceiver. All these nodes are calibrated and the voltage level of RS 485 system is converted to RS 232 voltage level to make compatible with the COM port of the PC. Data acquisition software is developed with the help of NI Lab VIEW.</p></abstract>

Fermentation is extremely a crucial process which is primarily responsible for tea quality. It is an oxidation process where tea leaves change colour and smell. Relative humidity (RH) and temperature are two important physical parameters which play a crucial role in producing good quality tea. This work is an attempt to develop and implement a monitoring system for fermentation room of tea factory. Due to the larger dimension of the fermentation room, it requires several numbers of monitoring point for estimating average condition. Sensor node at each monitoring point is connected via RS 485 network which works with a protocol developed for this purpose. Each sensor node consists of sensors, signal conditioning, controller and RS485 transceiver. All these nodes are calibrated and the voltage level of RS 485 system is converted to RS 232 voltage level to make compatible with the COM port of the PC. Data acquisition software is developed with the help of NI Lab VIEW.

Development And Implementation Of A Sensor Network To Monitor Fermentation Process Parameter In Tea Processing

International Journal on Smart Sensing and Intelligent Systems

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Fermentation is extremely a crucial process which is primarily responsible for tea quality. It is an oxidation process where tea leaves change colour and...

Development And Implementation Of A Sensor Network To Monitor Fermentation Process Parameter In Tea Processing

Pubblicato online: 01 set 2014

Pagine: 1254 - 1270

Ricevuto: 15 mar 2014

Accettato: 01 set 2014

DOI: https://doi.org/10.21307/ijssis-2017-704

Parole chiave
Tea Fermentation, Relative Humidity, Temperature, RS 485 Network

© 2014 Debashis Saikia et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Development And Implementation Of A Sensor Network To Monitor Fermentation Process Parameter In Tea Processing

Pubblicato online: 01 set 2014

Pagine: 1254 - 1270

Ricevuto: 15 mar 2014

Accettato: 01 set 2014

DOI: https://doi.org/10.21307/ijssis-2017-704

Parole chiaveTea Fermentation, Relative Humidity, Temperature, RS 485 Network

© 2014 Debashis Saikia et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Parole chiave
Tea Fermentation, Relative Humidity, Temperature, RS 485 Network