Zobrazeno 1 - 10
of 522
pro vyhledávání: '"Water Meter"'
Autor:
Thai Vu Hien
Publikováno v:
Tạp chí Khoa học và Công nghệ, Pp 46-51 (2024)
This study introduces an artificial intelligence system implemented on the ESP32-CAM platform, aimed at conducting optical character recognition (OCR) on water meters. Leveraging LoRa technology for data transmission ensures efficient energy utilizat
Externí odkaz:
https://doaj.org/article/23bd51c83fb1438aa6ebb2c770547e8d
Publikováno v:
Aqua, Vol 73, Iss 1, Pp 1-10 (2024)
Metering errors are one of the main contributors of apparent losses, therefore the determination of the optimum number of flow rates to reproduce the meter error curve is of critical importance. The objective of this study was to determine the optimu
Externí odkaz:
https://doaj.org/article/15cfbb6a97364b83b19f2fbde7ce87be
Publikováno v:
Sensors, Vol 24, Iss 20, p 6762 (2024)
This study presents a novel low-cost and low-power prepaid water meter system that combines tokenization and LC sensors to monitor water consumption accurately with mobile application via Bluetooth Low Energy (BLE) connectivity compared to convention
Externí odkaz:
https://doaj.org/article/ec0200578c424335b981ce873f770d37
Publikováno v:
International Journal of Electronics and Telecommunications, Vol 69, Iss 4, Pp 833-842 (2023)
This article provides a comparison of various wireless data transmission protocols, such as Wireless M-Bus, LoRaWAN, Sigfox, NB-IoT and a newly developed proprietary protocol, studying their performance in the application of batterypowered residentia
Externí odkaz:
https://doaj.org/article/57ec6bb3695f4dde902ba919672f4924
Publikováno v:
Bioscience Journal, Vol 40, Pp e40009-e40009 (2024)
This work presents a model based on artificial neural network (ANN) applied to predict water consumption in Brazilian dairy farms. Inputs were simple process data such as number of lactating cows, milk productivity, type of management, among others,
Externí odkaz:
https://doaj.org/article/8b908993938e4a9e8b502ba223e8ecee
Autor:
Nidhal Ben Khedher, Attia Boudjemline, Walid Aich, Mohamed Ali Zeddini, Jorge E. Calderon-Madero
Publikováno v:
Water Science and Technology, Vol 87, Iss 12, Pp 3146-3163 (2023)
Fuzzy methods using linguistic expressions and fuzzy numbers can provide a more accurate examination of manufacturing systems where data is not clear. Researchers expanded fuzzy control charts (CCs) using fuzzy linguistic statements and investigated
Externí odkaz:
https://doaj.org/article/a6fdc864866c4b339ad02d53d26358b7
Autor:
N. Sushma, H. N. Suresh, J. Mohana Lakshmi, Parvathaneni Naga Srinivasu, Akash Kumar Bhoi, Paolo Barsocchi
Publikováno v:
IEEE Access, Vol 11, Pp 80429-80447 (2023)
In the context of smart cities in India, accurate meter readings are crucial for managing household water and energy systems efficiently. However, traditional meter reading methods are costly and time-consuming due to the large number of users and th
Externí odkaz:
https://doaj.org/article/7e26cdf520534ebe87a5f4236905f1ce
Autor:
Nasim Barani, zahra Abdollah Ghazi
Publikováno v:
علوم و مهندسی آب و فاضلاب, Vol 7, Iss 4, Pp 75-84 (2023)
Performance accuracy of water meters have a special effect on apparent losses and non-revenue water. The purpose of this paper is investigating the effect of replacing faulty water meters on income generation of water and wastewater companies & encou
Externí odkaz:
https://doaj.org/article/fd4ef94fd1464a51b672ae32820373b7
Publikováno v:
Water Supply, Vol 22, Iss 12, Pp 8405-8417 (2022)
The share of electronic water meters installed in households has increased sharply in recent years. However, the current regulations are in large parts still tailored to traditional mechanical water meters. Electronic meters have already been include
Externí odkaz:
https://doaj.org/article/f8e68be795a541f195338ba44b90ce2f
Publikováno v:
International Journal of Metrology and Quality Engineering, Vol 15, p 13 (2024)
In response to issues such as poor-fitting accuracy in the remote water meter measurement curve, unsatisfactory fitting effects, and challenges in depicting real data characteristics, a weighted least squares algorithm is proposed based on the remote
Externí odkaz:
https://doaj.org/article/5f53a77585ab469e9167f6b88c052cab