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0001 <?php 0002 /** 0003 * Zend Framework 0004 * 0005 * LICENSE 0006 * 0007 * This source file is subject to the new BSD license that is bundled 0008 * with this package in the file LICENSE.txt. 0009 * It is also available through the world-wide-web at this URL: 0010 * http://framework.zend.com/license/new-bsd 0011 * If you did not receive a copy of the license and are unable to 0012 * obtain it through the world-wide-web, please send an email 0013 * to license@zend.com so we can send you a copy immediately. 0014 * 0015 * @category Zend 0016 * @package Zend_Measure 0017 * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com) 0018 * @license http://framework.zend.com/license/new-bsd New BSD License 0019 * @version $Id$ 0020 */ 0021 0022 /** 0023 * Implement needed classes 0024 */ 0025 // require_once 'Zend/Measure/Abstract.php'; 0026 // require_once 'Zend/Locale.php'; 0027 0028 /** 0029 * Class for handling pressure conversions 0030 * 0031 * @category Zend 0032 * @package Zend_Measure 0033 * @subpackage Zend_Measure_Pressure 0034 * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com) 0035 * @license http://framework.zend.com/license/new-bsd New BSD License 0036 */ 0037 class Zend_Measure_Pressure extends Zend_Measure_Abstract 0038 { 0039 const STANDARD = 'NEWTON_PER_SQUARE_METER'; 0040 0041 const ATMOSPHERE = 'ATMOSPHERE'; 0042 const ATMOSPHERE_TECHNICAL = 'ATMOSPHERE_TECHNICAL'; 0043 const ATTOBAR = 'ATTOBAR'; 0044 const ATTOPASCAL = 'ATTOPASCAL'; 0045 const BAR = 'BAR'; 0046 const BARAD = 'BARAD'; 0047 const BARYE = 'BARYE'; 0048 const CENTIBAR = 'CENTIBAR'; 0049 const CENTIHG = 'CENTIHG'; 0050 const CENTIMETER_MERCURY_0C = 'CENTIMETER_MERCURY_0C'; 0051 const CENTIMETER_WATER_4C = 'CENTIMETER_WATER_4C'; 0052 const CENTIPASCAL = 'CENTIPASCAL'; 0053 const CENTITORR = 'CENTITORR'; 0054 const DECIBAR = 'DECIBAR'; 0055 const DECIPASCAL = 'DECIPASCAL'; 0056 const DECITORR = 'DECITORR'; 0057 const DEKABAR = 'DEKABAR'; 0058 const DEKAPASCAL = 'DEKAPASCAL'; 0059 const DYNE_PER_SQUARE_CENTIMETER = 'DYNE_PER_SQUARE_CENTIMETER'; 0060 const EXABAR = 'EXABAR'; 0061 const EXAPASCAL = 'EXAPASCAL'; 0062 const FEMTOBAR = 'FEMTOBAR'; 0063 const FEMTOPASCAL = 'FEMTOPASCAL'; 0064 const FOOT_AIR_0C = 'FOOT_AIR_0C'; 0065 const FOOT_AIR_15C = 'FOOT_AIR_15C'; 0066 const FOOT_HEAD = 'FOOT_HEAD'; 0067 const FOOT_MERCURY_0C = 'FOOT_MERCURY_0C'; 0068 const FOOT_WATER_4C = 'FOOT_WATER_4C'; 0069 const GIGABAR = 'GIGABAR'; 0070 const GIGAPASCAL = 'GIGAPASCAL'; 0071 const GRAM_FORCE_SQUARE_CENTIMETER = 'GRAM_FORCE_SQUARE_CENTIMETER'; 0072 const HECTOBAR = 'HECTOBAR'; 0073 const HECTOPASCAL = 'HECTOPASCAL'; 0074 const INCH_AIR_0C = 'INCH_AIR_0C'; 0075 const INCH_AIR_15C = 'INCH_AIR_15C'; 0076 const INCH_MERCURY_0C = 'INCH_MERCURY_0C'; 0077 const INCH_WATER_4C = 'INCH_WATER_4C'; 0078 const KILOBAR = 'KILOBAR'; 0079 const KILOGRAM_FORCE_PER_SQUARE_CENTIMETER = 'KILOGRAM_FORCE_PER_SQUARE_CENTIMETER'; 0080 const KILOGRAM_FORCE_PER_SQUARE_METER = 'KILOGRAM_FORCE_PER_SQUARE_METER'; 0081 const KILOGRAM_FORCE_PER_SQUARE_MILLIMETER = 'KILOGRAM_FORCE_PER_SQUARE_MILLIMETER'; 0082 const KILONEWTON_PER_SQUARE_METER = 'KILONEWTON_PER_SQUARE_METER'; 0083 const KILOPASCAL = 'KILOPASCAL'; 0084 const KILOPOND_PER_SQUARE_CENTIMETER = 'KILOPOND_PER_SQUARE_CENTIMETER'; 0085 const KILOPOND_PER_SQUARE_METER = 'KILOPOND_PER_SQUARE_METER'; 0086 const KILOPOND_PER_SQUARE_MILLIMETER = 'KILOPOND_PER_SQUARE_MILLIMETER'; 0087 const KIP_PER_SQUARE_FOOT = 'KIP_PER_SQUARE_FOOT'; 0088 const KIP_PER_SQUARE_INCH = 'KIP_PER_SQUARE_INCH'; 0089 const MEGABAR = 'MEGABAR'; 0090 const MEGANEWTON_PER_SQUARE_METER = 'MEGANEWTON_PER_SQUARE_METER'; 0091 const MEGAPASCAL = 'MEGAPASCAL'; 0092 const METER_AIR_0C = 'METER_AIR_0C'; 0093 const METER_AIR_15C = 'METER_AIR_15C'; 0094 const METER_HEAD = 'METER_HEAD'; 0095 const MICROBAR = 'MICROBAR'; 0096 const MICROMETER_MERCURY_0C = 'MICROMETER_MERCURY_0C'; 0097 const MICROMETER_WATER_4C = 'MICROMETER_WATER_4C'; 0098 const MICRON_MERCURY_0C = 'MICRON_MERCURY_0C'; 0099 const MICROPASCAL = 'MICROPASCAL'; 0100 const MILLIBAR = 'MILLIBAR'; 0101 const MILLIHG = 'MILLIHG'; 0102 const MILLIMETER_MERCURY_0C = 'MILLIMETER_MERCURY_0C'; 0103 const MILLIMETER_WATER_4C = 'MILLIMETER_WATER_4C'; 0104 const MILLIPASCAL = 'MILLIPASCAL'; 0105 const MILLITORR = 'MILLITORR'; 0106 const NANOBAR = 'NANOBAR'; 0107 const NANOPASCAL = 'NANOPASCAL'; 0108 const NEWTON_PER_SQUARE_METER = 'NEWTON_PER_SQUARE_METER'; 0109 const NEWTON_PER_SQUARE_MILLIMETER = 'NEWTON_PER_SQUARE_MILLIMETER'; 0110 const OUNCE_PER_SQUARE_INCH = 'OUNCE_PER_SQUARE_INCH'; 0111 const PASCAL = 'PASCAL'; 0112 const PETABAR = 'PETABAR'; 0113 const PETAPASCAL = 'PETAPASCAL'; 0114 const PICOBAR = 'PICOBAR'; 0115 const PICOPASCAL = 'PICOPASCAL'; 0116 const PIEZE = 'PIEZE'; 0117 const POUND_PER_SQUARE_FOOT = 'POUND_PER_SQUARE_FOOT'; 0118 const POUND_PER_SQUARE_INCH = 'POUND_PER_SQUARE_INCH'; 0119 const POUNDAL_PER_SQUARE_FOOT = 'POUNDAL_PER_SQUARE_FOOT'; 0120 const STHENE_PER_SQUARE_METER = 'STHENE_PER_SQUARE_METER'; 0121 const TECHNICAL_ATMOSPHERE = 'TECHNICAL_ATMOSPHERE'; 0122 const TERABAR = 'TERABAR'; 0123 const TERAPASCAL = 'TERAPASCAL'; 0124 const TON_PER_SQUARE_FOOT = 'TON_PER_SQUARE_FOOT'; 0125 const TON_PER_SQUARE_FOOT_SHORT = 'TON_PER_SQUARE_FOOT_SHORT'; 0126 const TON_PER_SQUARE_INCH = 'TON_PER_SQUARE_INCH'; 0127 const TON_PER_SQUARE_INCH_SHORT = 'TON_PER_SQUARE_INCH_SHORT'; 0128 const TON_PER_SQUARE_METER = 'TON_PER_SQUARE_METER'; 0129 const TORR = 'TORR'; 0130 const WATER_COLUMN_CENTIMETER = 'WATER_COLUMN_CENTIMETER'; 0131 const WATER_COLUMN_INCH = 'WATER_COLUMN_INCH'; 0132 const WATER_COLUMN_MILLIMETER = 'WATER_COLUMN_MILLIMETER'; 0133 const YOCTOBAR = 'YOCTOBAR'; 0134 const YOCTOPASCAL = 'YOCTOPASCAL'; 0135 const YOTTABAR = 'YOTTABAR'; 0136 const YOTTAPASCAL = 'YOTTAPASCAL'; 0137 const ZEPTOBAR = 'ZEPTOBAR'; 0138 const ZEPTOPASCAL = 'ZEPTOPASCAL'; 0139 const ZETTABAR = 'ZETTABAR'; 0140 const ZETTAPASCAL = 'ZETTAPASCAL'; 0141 0142 /** 0143 * Calculations for all pressure units 0144 * 0145 * @var array 0146 */ 0147 protected $_units = array( 0148 'ATMOSPHERE' => array('101325.01', 'atm'), 0149 'ATMOSPHERE_TECHNICAL' => array('98066.5', 'atm'), 0150 'ATTOBAR' => array('1.0e-13', 'ab'), 0151 'ATTOPASCAL' => array('1.0e-18', 'aPa'), 0152 'BAR' => array('100000', 'b'), 0153 'BARAD' => array('0.1', 'barad'), 0154 'BARYE' => array('0.1', 'ba'), 0155 'CENTIBAR' => array('1000', 'cb'), 0156 'CENTIHG' => array('1333.2239', 'cHg'), 0157 'CENTIMETER_MERCURY_0C' => array('1333.2239', 'cm mercury (0°C)'), 0158 'CENTIMETER_WATER_4C' => array('98.0665', 'cm water (4°C)'), 0159 'CENTIPASCAL' => array('0.01', 'cPa'), 0160 'CENTITORR' => array('1.3332237', 'cTorr'), 0161 'DECIBAR' => array('10000', 'db'), 0162 'DECIPASCAL' => array('0.1', 'dPa'), 0163 'DECITORR' => array('13.332237', 'dTorr'), 0164 'DEKABAR' => array('1000000', 'dab'), 0165 'DEKAPASCAL' => array('10', 'daPa'), 0166 'DYNE_PER_SQUARE_CENTIMETER' => array('0.1', 'dyn/cm²'), 0167 'EXABAR' => array('1.0e+23', 'Eb'), 0168 'EXAPASCAL' => array('1.0e+18', 'EPa'), 0169 'FEMTOBAR' => array('1.0e-10', 'fb'), 0170 'FEMTOPASCAL' => array('1.0e-15', 'fPa'), 0171 'FOOT_AIR_0C' => array('3.8640888', 'ft air (0°C)'), 0172 'FOOT_AIR_15C' => array('3.6622931', 'ft air (15°C)'), 0173 'FOOT_HEAD' => array('2989.0669', 'ft head'), 0174 'FOOT_MERCURY_0C' => array('40636.664', 'ft mercury (0°C)'), 0175 'FOOT_WATER_4C' => array('2989.0669', 'ft water (4°C)'), 0176 'GIGABAR' => array('1.0e+14', 'Gb'), 0177 'GIGAPASCAL' => array('1.0e+9', 'GPa'), 0178 'GRAM_FORCE_SQUARE_CENTIMETER' => array('98.0665', 'gf'), 0179 'HECTOBAR' => array('1.0e+7', 'hb'), 0180 'HECTOPASCAL' => array('100', 'hPa'), 0181 'INCH_AIR_0C' => array(array('' => '3.8640888', '/' => '12'), 'in air (0°C)'), 0182 'INCH_AIR_15C' => array(array('' => '3.6622931', '/' => '12'), 'in air (15°C)'), 0183 'INCH_MERCURY_0C' => array(array('' => '40636.664', '/' => '12'), 'in mercury (0°C)'), 0184 'INCH_WATER_4C' => array(array('' => '2989.0669', '/' => '12'), 'in water (4°C)'), 0185 'KILOBAR' => array('1.0e+8', 'kb'), 0186 'KILOGRAM_FORCE_PER_SQUARE_CENTIMETER' => array('98066.5', 'kgf/cm²'), 0187 'KILOGRAM_FORCE_PER_SQUARE_METER' => array('9.80665', 'kgf/m²'), 0188 'KILOGRAM_FORCE_PER_SQUARE_MILLIMETER' => array('9806650', 'kgf/mm²'), 0189 'KILONEWTON_PER_SQUARE_METER' => array('1000', 'kN/m²'), 0190 'KILOPASCAL' => array('1000', 'kPa'), 0191 'KILOPOND_PER_SQUARE_CENTIMETER' => array('98066.5', 'kp/cm²'), 0192 'KILOPOND_PER_SQUARE_METER' => array('9.80665', 'kp/m²'), 0193 'KILOPOND_PER_SQUARE_MILLIMETER' => array('9806650', 'kp/mm²'), 0194 'KIP_PER_SQUARE_FOOT' => array(array('' => '430.92233', '/' => '0.009'), 'kip/ft²'), 0195 'KIP_PER_SQUARE_INCH' => array(array('' => '62052.81552', '/' => '0.009'), 'kip/in²'), 0196 'MEGABAR' => array('1.0e+11', 'Mb'), 0197 'MEGANEWTON_PER_SQUARE_METER' => array('1000000', 'MN/m²'), 0198 'MEGAPASCAL' => array('1000000', 'MPa'), 0199 'METER_AIR_0C' => array('12.677457', 'm air (0°C)'), 0200 'METER_AIR_15C' => array('12.015397', 'm air (15°C)'), 0201 'METER_HEAD' => array('9804.139432', 'm head'), 0202 'MICROBAR' => array('0.1', 'µb'), 0203 'MICROMETER_MERCURY_0C' => array('0.13332239', 'µm mercury (0°C)'), 0204 'MICROMETER_WATER_4C' => array('0.00980665', 'µm water (4°C)'), 0205 'MICRON_MERCURY_0C' => array('0.13332239', 'µ mercury (0°C)'), 0206 'MICROPASCAL' => array('0.000001', 'µPa'), 0207 'MILLIBAR' => array('100', 'mb'), 0208 'MILLIHG' => array('133.32239', 'mHg'), 0209 'MILLIMETER_MERCURY_0C' => array('133.32239', 'mm mercury (0°C)'), 0210 'MILLIMETER_WATER_4C' => array('9.80665', 'mm water (0°C)'), 0211 'MILLIPASCAL' => array('0.001', 'mPa'), 0212 'MILLITORR' => array('0.13332237', 'mTorr'), 0213 'NANOBAR' => array('0.0001', 'nb'), 0214 'NANOPASCAL' => array('1.0e-9', 'nPa'), 0215 'NEWTON_PER_SQUARE_METER' => array('1', 'N/m²'), 0216 'NEWTON_PER_SQUARE_MILLIMETER' => array('1000000', 'N/mm²'), 0217 'OUNCE_PER_SQUARE_INCH' => array('430.92233', 'oz/in²'), 0218 'PASCAL' => array('1', 'Pa'), 0219 'PETABAR' => array('1.0e+20', 'Pb'), 0220 'PETAPASCAL' => array('1.0e+15', 'PPa'), 0221 'PICOBAR' => array('0.0000001', 'pb'), 0222 'PICOPASCAL' => array('1.0e-12', 'pPa'), 0223 'PIEZE' => array('1000', 'pz'), 0224 'POUND_PER_SQUARE_FOOT' => array(array('' => '430.92233', '/' => '9'), 'lb/ft²'), 0225 'POUND_PER_SQUARE_INCH' => array('6894.75728', 'lb/in²'), 0226 'POUNDAL_PER_SQUARE_FOOT' => array('1.4881639', 'pdl/ft²'), 0227 'STHENE_PER_SQUARE_METER' => array('1000', 'sn/m²'), 0228 'TECHNICAL_ATMOSPHERE' => array('98066.5', 'at'), 0229 'TERABAR' => array('1.0e+17', 'Tb'), 0230 'TERAPASCAL' => array('1.0e+12', 'TPa'), 0231 'TON_PER_SQUARE_FOOT' => array(array('' => '120658.2524', '/' => '1.125'), 't/ft²'), 0232 'TON_PER_SQUARE_FOOT_SHORT' => array(array('' => '430.92233', '/' => '0.0045'), 't/ft²'), 0233 'TON_PER_SQUARE_INCH' => array(array('' => '17374788.3456', '/' => '1.125'), 't/in²'), 0234 'TON_PER_SQUARE_INCH_SHORT' => array(array('' => '62052.81552', '/' => '0.0045'), 't/in²'), 0235 'TON_PER_SQUARE_METER' => array('9806.65', 't/m²'), 0236 'TORR' => array('133.32237', 'Torr'), 0237 'WATER_COLUMN_CENTIMETER' => array('98.0665', 'WC (cm)'), 0238 'WATER_COLUMN_INCH' => array(array('' => '2989.0669', '/' => '12'), 'WC (in)'), 0239 'WATER_COLUMN_MILLIMETER' => array('9.80665', 'WC (mm)'), 0240 'YOCTOBAR' => array('1.0e-19', 'yb'), 0241 'YOCTOPASCAL' => array('1.0e-24', 'yPa'), 0242 'YOTTABAR' => array('1.0e+29', 'Yb'), 0243 'YOTTAPASCAL' => array('1.0e+24', 'YPa'), 0244 'ZEPTOBAR' => array('1.0e-16', 'zb'), 0245 'ZEPTOPASCAL' => array('1.0e-21', 'zPa'), 0246 'ZETTABAR' => array('1.0e+26', 'Zb'), 0247 'ZETTAPASCAL' => array('1.0e+21', 'ZPa'), 0248 'STANDARD' => 'NEWTON_PER_SQUARE_METER' 0249 ); 0250 }