251 lines
15 KiB
PHP
251 lines
15 KiB
PHP
<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Measure
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* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id: Pressure.php 13209 2008-12-13 22:34:06Z thomas $
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*/
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/**
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* Implement needed classes
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*/
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require_once 'Zend/Measure/Abstract.php';
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require_once 'Zend/Locale.php';
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/**
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* Class for handling pressure conversions
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*
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* @category Zend
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* @package Zend_Measure
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* @subpackage Zend_Measure_Pressure
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* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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class Zend_Measure_Pressure extends Zend_Measure_Abstract
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{
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const STANDARD = 'NEWTON_PER_SQUARE_METER';
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const ATMOSPHERE = 'ATMOSPHERE';
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const ATMOSPHERE_TECHNICAL = 'ATMOSPHERE_TECHNICAL';
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const ATTOBAR = 'ATTOBAR';
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const ATTOPASCAL = 'ATTOPASCAL';
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const BAR = 'BAR';
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const BARAD = 'BARAD';
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const BARYE = 'BARYE';
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const CENTIBAR = 'CENTIBAR';
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const CENTIHG = 'CENTIHG';
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const CENTIMETER_MERCURY_0C = 'CENTIMETER_MERCURY_0C';
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const CENTIMETER_WATER_4C = 'CENTIMETER_WATER_4C';
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const CENTIPASCAL = 'CENTIPASCAL';
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const CENTITORR = 'CENTITORR';
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const DECIBAR = 'DECIBAR';
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const DECIPASCAL = 'DECIPASCAL';
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const DECITORR = 'DECITORR';
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const DEKABAR = 'DEKABAR';
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const DEKAPASCAL = 'DEKAPASCAL';
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const DYNE_PER_SQUARE_CENTIMETER = 'DYNE_PER_SQUARE_CENTIMETER';
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const EXABAR = 'EXABAR';
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const EXAPASCAL = 'EXAPASCAL';
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const FEMTOBAR = 'FEMTOBAR';
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const FEMTOPASCAL = 'FEMTOPASCAL';
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const FOOT_AIR_0C = 'FOOT_AIR_0C';
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const FOOT_AIR_15C = 'FOOT_AIR_15C';
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const FOOT_HEAD = 'FOOT_HEAD';
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const FOOT_MERCURY_0C = 'FOOT_MERCURY_0C';
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const FOOT_WATER_4C = 'FOOT_WATER_4C';
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const GIGABAR = 'GIGABAR';
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const GIGAPASCAL = 'GIGAPASCAL';
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const GRAM_FORCE_SQUARE_CENTIMETER = 'GRAM_FORCE_SQUARE_CENTIMETER';
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const HECTOBAR = 'HECTOBAR';
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const HECTOPASCAL = 'HECTOPASCAL';
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const INCH_AIR_0C = 'INCH_AIR_0C';
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const INCH_AIR_15C = 'INCH_AIR_15C';
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const INCH_MERCURY_0C = 'INCH_MERCURY_0C';
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const INCH_WATER_4C = 'INCH_WATER_4C';
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const KILOBAR = 'KILOBAR';
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const KILOGRAM_FORCE_PER_SQUARE_CENTIMETER = 'KILOGRAM_FORCE_PER_SQUARE_CENTIMETER';
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const KILOGRAM_FORCE_PER_SQUARE_METER = 'KILOGRAM_FORCE_PER_SQUARE_METER';
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const KILOGRAM_FORCE_PER_SQUARE_MILLIMETER = 'KILOGRAM_FORCE_PER_SQUARE_MILLIMETER';
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const KILONEWTON_PER_SQUARE_METER = 'KILONEWTON_PER_SQUARE_METER';
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const KILOPASCAL = 'KILOPASCAL';
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const KILOPOND_PER_SQUARE_CENTIMETER = 'KILOPOND_PER_SQUARE_CENTIMETER';
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const KILOPOND_PER_SQUARE_METER = 'KILOPOND_PER_SQUARE_METER';
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const KILOPOND_PER_SQUARE_MILLIMETER = 'KILOPOND_PER_SQUARE_MILLIMETER';
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const KIP_PER_SQUARE_FOOT = 'KIP_PER_SQUARE_FOOT';
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const KIP_PER_SQUARE_INCH = 'KIP_PER_SQUARE_INCH';
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const MEGABAR = 'MEGABAR';
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const MEGANEWTON_PER_SQUARE_METER = 'MEGANEWTON_PER_SQUARE_METER';
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const MEGAPASCAL = 'MEGAPASCAL';
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const METER_AIR_0C = 'METER_AIR_0C';
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const METER_AIR_15C = 'METER_AIR_15C';
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const METER_HEAD = 'METER_HEAD';
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const MICROBAR = 'MICROBAR';
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const MICROMETER_MERCURY_0C = 'MICROMETER_MERCURY_0C';
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const MICROMETER_WATER_4C = 'MICROMETER_WATER_4C';
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const MICRON_MERCURY_0C = 'MICRON_MERCURY_0C';
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const MICROPASCAL = 'MICROPASCAL';
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const MILLIBAR = 'MILLIBAR';
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const MILLIHG = 'MILLIHG';
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const MILLIMETER_MERCURY_0C = 'MILLIMETER_MERCURY_0C';
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const MILLIMETER_WATER_4C = 'MILLIMETER_WATER_4C';
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const MILLIPASCAL = 'MILLIPASCAL';
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const MILLITORR = 'MILLITORR';
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const NANOBAR = 'NANOBAR';
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const NANOPASCAL = 'NANOPASCAL';
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const NEWTON_PER_SQUARE_METER = 'NEWTON_PER_SQUARE_METER';
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const NEWTON_PER_SQUARE_MILLIMETER = 'NEWTON_PER_SQUARE_MILLIMETER';
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const OUNCE_PER_SQUARE_INCH = 'OUNCE_PER_SQUARE_INCH';
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const PASCAL = 'PASCAL';
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const PETABAR = 'PETABAR';
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const PETAPASCAL = 'PETAPASCAL';
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const PICOBAR = 'PICOBAR';
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const PICOPASCAL = 'PICOPASCAL';
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const PIEZE = 'PIEZE';
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const POUND_PER_SQUARE_FOOT = 'POUND_PER_SQUARE_FOOT';
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const POUND_PER_SQUARE_INCH = 'POUND_PER_SQUARE_INCH';
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const POUNDAL_PER_SQUARE_FOOT = 'POUNDAL_PER_SQUARE_FOOT';
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const STHENE_PER_SQUARE_METER = 'STHENE_PER_SQUARE_METER';
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const TECHNICAL_ATMOSPHERE = 'TECHNICAL_ATMOSPHERE';
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const TERABAR = 'TERABAR';
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const TERAPASCAL = 'TERAPASCAL';
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const TON_PER_SQUARE_FOOT = 'TON_PER_SQUARE_FOOT';
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const TON_PER_SQUARE_FOOT_SHORT = 'TON_PER_SQUARE_FOOT_SHORT';
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const TON_PER_SQUARE_INCH = 'TON_PER_SQUARE_INCH';
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const TON_PER_SQUARE_INCH_SHORT = 'TON_PER_SQUARE_INCH_SHORT';
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const TON_PER_SQUARE_METER = 'TON_PER_SQUARE_METER';
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const TORR = 'TORR';
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const WATER_COLUMN_CENTIMETER = 'WATER_COLUMN_CENTIMETER';
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const WATER_COLUMN_INCH = 'WATER_COLUMN_INCH';
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const WATER_COLUMN_MILLIMETER = 'WATER_COLUMN_MILLIMETER';
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const YOCTOBAR = 'YOCTOBAR';
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const YOCTOPASCAL = 'YOCTOPASCAL';
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const YOTTABAR = 'YOTTABAR';
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const YOTTAPASCAL = 'YOTTAPASCAL';
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const ZEPTOBAR = 'ZEPTOBAR';
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const ZEPTOPASCAL = 'ZEPTOPASCAL';
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const ZETTABAR = 'ZETTABAR';
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const ZETTAPASCAL = 'ZETTAPASCAL';
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/**
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* Calculations for all pressure units
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*
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* @var array
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*/
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protected $_units = array(
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'ATMOSPHERE' => array('101325.01', 'atm'),
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'ATMOSPHERE_TECHNICAL' => array('98066.5', 'atm'),
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'ATTOBAR' => array('1.0e-13', 'ab'),
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'ATTOPASCAL' => array('1.0e-18', 'aPa'),
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'BAR' => array('100000', 'b'),
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'BARAD' => array('0.1', 'barad'),
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'BARYE' => array('0.1', 'ba'),
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'CENTIBAR' => array('1000', 'cb'),
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'CENTIHG' => array('1333.2239', 'cHg'),
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'CENTIMETER_MERCURY_0C' => array('1333.2239', 'cm mercury (0°C)'),
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'CENTIMETER_WATER_4C' => array('98.0665', 'cm water (4°C)'),
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'CENTIPASCAL' => array('0.01', 'cPa'),
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'CENTITORR' => array('1.3332237', 'cTorr'),
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'DECIBAR' => array('10000', 'db'),
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'DECIPASCAL' => array('0.1', 'dPa'),
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'DECITORR' => array('13.332237', 'dTorr'),
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'DEKABAR' => array('1000000', 'dab'),
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'DEKAPASCAL' => array('10', 'daPa'),
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'DYNE_PER_SQUARE_CENTIMETER' => array('0.1', 'dyn/cm²'),
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'EXABAR' => array('1.0e+23', 'Eb'),
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'EXAPASCAL' => array('1.0e+18', 'EPa'),
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'FEMTOBAR' => array('1.0e-10', 'fb'),
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'FEMTOPASCAL' => array('1.0e-15', 'fPa'),
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'FOOT_AIR_0C' => array('3.8640888', 'ft air (0°C)'),
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'FOOT_AIR_15C' => array('3.6622931', 'ft air (15°C)'),
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'FOOT_HEAD' => array('2989.0669', 'ft head'),
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'FOOT_MERCURY_0C' => array('40636.664', 'ft mercury (0°C)'),
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'FOOT_WATER_4C' => array('2989.0669', 'ft water (4°C)'),
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'GIGABAR' => array('1.0e+14', 'Gb'),
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'GIGAPASCAL' => array('1.0e+9', 'GPa'),
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'GRAM_FORCE_SQUARE_CENTIMETER' => array('98.0665', 'gf'),
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'HECTOBAR' => array('1.0e+7', 'hb'),
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'HECTOPASCAL' => array('100', 'hPa'),
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'INCH_AIR_0C' => array(array('' => '3.8640888', '/' => '12'), 'in air (0°C)'),
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'INCH_AIR_15C' => array(array('' => '3.6622931', '/' => '12'), 'in air (15°C)'),
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'INCH_MERCURY_0C' => array(array('' => '40636.664', '/' => '12'), 'in mercury (0°C)'),
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'INCH_WATER_4C' => array(array('' => '2989.0669', '/' => '12'), 'in water (4°C)'),
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'KILOBAR' => array('1.0e+8', 'kb'),
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'KILOGRAM_FORCE_PER_SQUARE_CENTIMETER' => array('98066.5', 'kgf/cm²'),
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'KILOGRAM_FORCE_PER_SQUARE_METER' => array('9.80665', 'kgf/m²'),
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'KILOGRAM_FORCE_PER_SQUARE_MILLIMETER' => array('9806650', 'kgf/mm²'),
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'KILONEWTON_PER_SQUARE_METER' => array('1000', 'kN/m²'),
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'KILOPASCAL' => array('1000', 'kPa'),
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'KILOPOND_PER_SQUARE_CENTIMETER' => array('98066.5', 'kp/cm²'),
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'KILOPOND_PER_SQUARE_METER' => array('9.80665', 'kp/m²'),
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'KILOPOND_PER_SQUARE_MILLIMETER' => array('9806650', 'kp/mm²'),
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'KIP_PER_SQUARE_FOOT' => array(array('' => '430.92233', '/' => '0.009'), 'kip/ft²'),
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'KIP_PER_SQUARE_INCH' => array(array('' => '62052.81552', '/' => '0.009'), 'kip/in²'),
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'MEGABAR' => array('1.0e+11', 'Mb'),
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'MEGANEWTON_PER_SQUARE_METER' => array('1000000', 'MN/m²'),
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'MEGAPASCAL' => array('1000000', 'MPa'),
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'METER_AIR_0C' => array('12.677457', 'm air (0°C)'),
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'METER_AIR_15C' => array('12.015397', 'm air (15°C)'),
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'METER_HEAD' => array('9804.139432', 'm head'),
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'MICROBAR' => array('0.1', 'µb'),
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'MICROMETER_MERCURY_0C' => array('0.13332239', 'µm mercury (0°C)'),
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'MICROMETER_WATER_4C' => array('0.00980665', 'µm water (4°C)'),
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'MICRON_MERCURY_0C' => array('0.13332239', 'µ mercury (0°C)'),
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'MICROPASCAL' => array('0.000001', 'µPa'),
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'MILLIBAR' => array('100', 'mb'),
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'MILLIHG' => array('133.32239', 'mHg'),
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'MILLIMETER_MERCURY_0C' => array('133.32239', 'mm mercury (0°C)'),
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'MILLIMETER_WATER_4C' => array('9.80665', 'mm water (0°C)'),
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'MILLIPASCAL' => array('0.001', 'mPa'),
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'MILLITORR' => array('0.13332237', 'mTorr'),
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'NANOBAR' => array('0.0001', 'nb'),
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'NANOPASCAL' => array('1.0e-9', 'nPa'),
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'NEWTON_PER_SQUARE_METER' => array('1', 'N/m²'),
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'NEWTON_PER_SQUARE_MILLIMETER' => array('1000000', 'N/mm²'),
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'OUNCE_PER_SQUARE_INCH' => array('430.92233', 'oz/in²'),
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'PASCAL' => array('1', 'Pa'),
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'PETABAR' => array('1.0e+20', 'Pb'),
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'PETAPASCAL' => array('1.0e+15', 'PPa'),
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'PICOBAR' => array('0.0000001', 'pb'),
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'PICOPASCAL' => array('1.0e-12', 'pPa'),
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'PIEZE' => array('1000', 'pz'),
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'POUND_PER_SQUARE_FOOT' => array(array('' => '430.92233', '/' => '9'), 'lb/ft²'),
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'POUND_PER_SQUARE_INCH' => array('6894.75728', 'lb/in²'),
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'POUNDAL_PER_SQUARE_FOOT' => array('1.4881639', 'pdl/ft²'),
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'STHENE_PER_SQUARE_METER' => array('1000', 'sn/m²'),
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'TECHNICAL_ATMOSPHERE' => array('98066.5', 'at'),
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'TERABAR' => array('1.0e+17', 'Tb'),
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'TERAPASCAL' => array('1.0e+12', 'TPa'),
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'TON_PER_SQUARE_FOOT' => array(array('' => '120658.2524', '/' => '1.125'), 't/ft²'),
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'TON_PER_SQUARE_FOOT_SHORT' => array(array('' => '430.92233', '/' => '0.0045'), 't/ft²'),
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'TON_PER_SQUARE_INCH' => array(array('' => '17374788.3456', '/' => '1.125'), 't/in²'),
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'TON_PER_SQUARE_INCH_SHORT' => array(array('' => '62052.81552', '/' => '0.0045'), 't/in²'),
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'TON_PER_SQUARE_METER' => array('9806.65', 't/m²'),
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'TORR' => array('133.32237', 'Torr'),
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'WATER_COLUMN_CENTIMETER' => array('98.0665', 'WC (cm)'),
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'WATER_COLUMN_INCH' => array(array('' => '2989.0669', '/' => '12'), 'WC (in)'),
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'WATER_COLUMN_MILLIMETER' => array('9.80665', 'WC (mm)'),
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'YOCTOBAR' => array('1.0e-19', 'yb'),
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'YOCTOPASCAL' => array('1.0e-24', 'yPa'),
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'YOTTABAR' => array('1.0e+29', 'Yb'),
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'YOTTAPASCAL' => array('1.0e+24', 'YPa'),
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'ZEPTOBAR' => array('1.0e-16', 'zb'),
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'ZEPTOPASCAL' => array('1.0e-21', 'zPa'),
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'ZETTABAR' => array('1.0e+26', 'Zb'),
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'ZETTAPASCAL' => array('1.0e+21', 'ZPa'),
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'STANDARD' => 'NEWTON_PER_SQUARE_METER'
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);
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}
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