| SOFTWARE UPDATE ANNOUNCEMENT: 30 AUG - 15 SEP
|
Error creating thumbnail: convert: unable to open image `/var/www/ISWiki/prod/current/energypedia/images/0/0a/Icon_Announcement.png': No such file or directory @ error/blob.c/OpenBlob/2641.
convert: no images defined `/tmp/transform_2acaae5-1.png' @ error/convert.c/ConvertImageCommand/3044.
|
Hurrah! Your beloved energypedia is getting a new software update to ensure faster and easier knowledge exchange and sharing on energypedia. After the new software update, you can expect a new and updated energypedia with a responsive design.
Hence, from 30 Aug to 15 Sep, energypedia will be on read-only mode and you will not be able to download/upload content or create/edit articles on energypedia.
|
Metering and Billing Systems
From old.energypedia.info
(Difference between revisions)
|
|
| Line 51: |
Line 51: |
| | *less forgery proof | | *less forgery proof |
| | *costs for re-collection of coins and selling system for coins/cards | | *costs for re-collection of coins and selling system for coins/cards |
| | + | |
| | + | <br> |
| | + | |
| | + | = Current limiter = |
| | + | |
| | + | <u>Advantages</u> |
| | + | |
| | + | *simultaneously protecting against overcurrent (actual purpose) |
| | + | *delimiting peak demand |
| | + | *no meter reading required; flat rates according to max. amperage |
| | + | |
| | + | <u>Disadvantages</u> |
| | + | |
| | + | *danger of fraud and theft of switch fuses |
| | + | *additional costs for replacement of cut out fuses |
| | + | *time of usage not considered; less fair |
Revision as of 14:55, 6 June 2009
Standard kWh meter
Standard kWh meter. Its price is about 40-50 USD
Digital meter. Its price is about 120-150 USD
Advantages
- fair and transparent
- reading less frequent than collection; if customers go to office, there is cost reduction
- amount and time related tariffs possible (demand steering)
Disadvantages
- high costs (metering device & reading)
- dis- and re-connection in case of late payment
- complicated reading and billing
Pre-paid system with coins or cards
Pre-paid system with coins or cards. Its price is about 40-80 USD
Advantages
- fair and transparent
- no meter reading
- no overdue costs
- no costs for dis- and re-connection
- close to “ability to pay”-variations
- coins less expensive than cards
Disadvantages
- relatively high cost for metering device
- less forgery proof
- costs for re-collection of coins and selling system for coins/cards
Current limiter
Advantages
- simultaneously protecting against overcurrent (actual purpose)
- delimiting peak demand
- no meter reading required; flat rates according to max. amperage
Disadvantages
- danger of fraud and theft of switch fuses
- additional costs for replacement of cut out fuses
- time of usage not considered; less fair
