Project:Units API
Version:6.x-1.x-dev
Component:units.xml
Category:feature request
Priority:normal
Assigned:Unassigned
Status:active

Issue Summary

I have implemented Power units on a site and wanted to share. The base is one watt. Got the data from:
http://physics.nist.gov/Pubs/SP811/appenB9.html#POWER

<?php
function mymodule_unitsapi_load_alter(&$units) {
 
$units['watt'] = array(
   
'singular' => 'watt',
   
'plural' => 'watts',
   
'symbol' => 'W',
   
'factor' => '1',
   
'kind' => 'power',
   
'source' => 'http://physics.nist.gov/Pubs/SP811/contents.html'
 
);
 
$units['kilowatt'] = array(
   
'singular' => 'kilowatt',
   
'plural' => 'kilowatts',
   
'symbol' => 'kW',
   
'factor' => '1000',
   
'kind' => 'power',
   
'source' => 'http://physics.nist.gov/Pubs/SP811/contents.html'
 
);
 
$units['us mechanical horsepower'] = array(
   
'singular' => 'US horsepower (mechanical)',
   
'plural' => 'US horsepower (mechanical)',
   
'symbol' => 'hp', 'factor' => '7.456999E+02',
   
'kind' => 'power',
   
'source' => 'http://physics.nist.gov/Pubs/SP811/contents.html'
 
);
 
$units['metric mechanical horsepower'] = array(
   
'singular' => 'Metric horsepower (mechanical)',
   
'plural' => 'Metric horsepower (mechanical)',
   
'symbol' => 'hp',
   
'factor' => '7.354988E+02',
   
'kind' => 'power',
   
'source' => 'http://physics.nist.gov/Pubs/SP811/contents.html'
 
);
}
?>
nobody click here