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Motion compensator

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between two connected objects. The motion compensator does not prevent the motion, but tries to eliminate the negative effects of the movement. These negative effects include (1) the changes in force and stresses, and (2) the
180:. Not only does the anchor prevent the ship from drifting, but the chain itself dampens the movement of the ship due to undulating motion of the waves. Generally, motion compensators are implemented as 94: 66: 73: 43: 263: 113: 80: 51: 62: 47: 161:
Motion compensators are usually placed between a floating object and a more stationary object, such as a
184:. For very large forces (dozens to hundreds of tonnes), the springs are implemented as gas springs: 218: 32: 36: 87: 8: 231: 127: 243: 206:
is a kind of motion compensator that compensates for movement in only one direction.
197: 169:. Most general motion compensators will compensate for movement in all directions 223: 181: 150: 138: 185: 149:
A motion compensator is a device that decreases the undesirable effects of the
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devices — a plunger cylinder buffered by a volume of gas.
173: 166: 177: 162: 158:, i.e., the rapid start-and-stop "jerking" of the objects. 137:
is a device that decreases the undesirable effects of the
255: 50:. Unsourced material may be challenged and 114:Learn how and when to remove this message 214:Examples of heave compensators include: 172:The simplest motion compensator is the 256: 191: 48:adding citations to reliable sources 15: 13: 14: 275: 141:between two connected objects. 20: 144: 1: 249: 165:or a structure fixed to the 7: 237: 209: 10: 280: 195: 125: 219:Drill string compensators 264:Mechanisms (engineering) 126:Not to be confused with 232:Guideline tensioners 228:Conductor tensioners 63:"Motion compensator" 44:improve this article 128:Motion compensation 244:Heave compensation 192:Heave compensation 135:motion compensator 204:heave compensator 198:Heave compensator 124: 123: 116: 98: 271: 224:Riser tensioners 119: 112: 108: 105: 99: 97: 56: 24: 16: 279: 278: 274: 273: 272: 270: 269: 268: 254: 253: 252: 240: 212: 200: 194: 151:relative motion 147: 139:relative motion 131: 120: 109: 103: 100: 57: 55: 41: 25: 12: 11: 5: 277: 267: 266: 251: 248: 247: 246: 239: 236: 235: 234: 229: 226: 221: 211: 208: 196:Main article: 193: 190: 186:hydropneumatic 146: 143: 122: 121: 28: 26: 19: 9: 6: 4: 3: 2: 276: 265: 262: 261: 259: 245: 242: 241: 233: 230: 227: 225: 222: 220: 217: 216: 215: 207: 205: 199: 189: 187: 183: 179: 175: 170: 168: 164: 159: 157: 152: 142: 140: 136: 129: 118: 115: 107: 104:December 2009 96: 93: 89: 86: 82: 79: 75: 72: 68: 65: –  64: 60: 59:Find sources: 53: 49: 45: 39: 38: 34: 29:This article 27: 23: 18: 17: 213: 203: 201: 171: 160: 148: 134: 132: 110: 101: 91: 84: 77: 70: 58: 42:Please help 30: 176:chain of a 145:Description 250:References 156:hysteresis 74:newspapers 31:does not 258:Category 238:See also 210:Examples 182:springs 88:scholar 52:removed 37:sources 174:anchor 167:seabed 163:vessel 90:  83:  76:  69:  61:  95:JSTOR 81:books 178:ship 67:news 35:any 33:cite 46:by 260:: 202:A 133:A 130:. 117:) 111:( 106:) 102:( 92:· 85:· 78:· 71:· 54:. 40:.

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Motion compensation
relative motion
relative motion
hysteresis
vessel
seabed
anchor
ship
springs
hydropneumatic
Heave compensator
Drill string compensators
Riser tensioners
Guideline tensioners
Heave compensation
Category
Mechanisms (engineering)

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