Question

Why cavitation occurs in centrifugal pump and not in reciprocating pump?

Answer 1

☺ HIII FRD HERE UR ANS ☺
..
⬆️   I HOPE HELP
....
⬆️⬆️⬆️⬆️⬆️⛔⛔⛔♦️♦️♦️Suction Cavitation. When a pump is under low pressure or high vacuum conditions, suction cavitation occurs. The pump is being "starved" or is notreceiving enough flow. When thishappens, bubbles or cavities will form at the eye of the impeller.

Answer 2

Hello dear................



ᴄᴀᴠɪᴛᴀᴛɪᴏɴ ɪs ᴘʀᴏᴅᴜᴄᴛɪᴏɴ ᴏғ ᴠᴀᴘᴏʀ ᴘʜᴀsᴇ ᴏғ ʟɪǫᴜɪᴅ ᴡʜᴇɴ ᴛʜᴇ ᴘʀᴇssᴜʀᴇ ᴡɪᴛʜɪɴ ᴛʜᴇ ғʟᴏᴡ ɢᴏᴇs sᴏ ʟᴏᴡ ɪᴛ ᴀᴘᴘʀᴏᴀᴄʜᴇs ᴠᴀᴘᴏʀ ᴘʀᴇssᴜʀᴇ. sᴏ, ɪᴛ ɪs 'ʙᴏɪʟɪɴɢ' ᴏғ ʟɪǫᴜɪᴅ ᴅᴜᴇ ᴛᴏ ɪᴍᴍᴇɴsᴇ ᴘʀᴇssᴜʀᴇ ᴅʀᴏᴘ ʀᴀᴛʜᴇʀ ᴛʜᴀɴ ʜᴇᴀᴛ ᴀᴅᴅɪᴛɪᴏɴ.

ᴄᴏɴsɪᴅᴇʀɪɴɢ ᴛʜᴇ ᴍᴇᴄʜᴀɴɪsᴍ ᴏғ ғᴏʀᴍᴀᴛɪᴏɴ, ᴄᴀᴠɪᴛᴀᴛɪᴏɴ ᴄᴀɴ ɴᴏᴛ ʜᴀᴘᴘᴇɴ ᴊᴜsᴛ ʙʏ ʟᴏᴡ ᴘʀᴇssᴜʀᴇ (ᴀʟᴛʜᴏᴜɢʜ ᴛʜᴀᴛ ɪs ᴀ ɴᴇᴄᴇssᴀʀʏ ᴄᴏɴᴅɪᴛɪᴏɴ). ɪɴᴄᴇᴘᴛɪᴏɴ ᴏғ ᴄᴀᴠɪᴛᴀᴛɪᴏɴ ɪɴ ᴀ ᴍᴜʟᴛɪ-ᴄᴏᴍᴘᴏɴᴇɴᴛ ʟɪǫᴜɪᴅ ᴀᴛ ᴘʀᴇssᴜʀᴇs ɴᴇᴀʀ ᴠᴀᴘᴏʀ ᴘʀᴇssᴜʀᴇ ʀᴇǫᴜɪʀᴇs ᴘʀᴇsᴇɴᴄᴇ ᴏғ ɴᴜᴄʟᴇɪ ᴡʜɪᴄʜ ᴄᴏɴᴛᴀɪɴ ᴠᴀᴘᴏʀ, ᴀɪʀ ᴏʀ ʙᴏᴛʜ. ᴄᴀᴠɪᴛᴀᴛɪᴏɴ ᴏᴄᴄᴜʀs ᴡʜᴇɴ ᴛʜᴇsᴇ ɴᴜᴄʟᴇɪ ʙᴇᴄᴏᴍᴇ ᴜɴsᴛᴀʙʟᴇ ᴀɴᴅ ᴀɪᴅ ᴛᴏ sᴜᴅᴅᴇɴ ʟᴏᴄᴀʟɪᴢᴇᴅ ғʟᴏᴡ ɪɴsᴛᴀʙɪʟɪᴛʏ. 

sɪɴᴄᴇ ᴄᴇɴᴛʀɪғᴜɢᴀʟ ᴘᴜᴍᴘs ᴏᴘᴇʀᴀᴛɪᴏɴ ɪs ʙᴀsᴇᴅ ᴏɴ ᴜsᴇ ᴏғ ʜʏᴅʀᴏғᴏɪʟs, ᴛʜɪs ᴘʜᴇɴᴏᴍᴇɴᴏɴ ᴏғ ᴜɴsᴛᴀʙʟᴇ ɴᴜᴄʟᴇɪ ʜᴀᴘᴘᴇɴs ɪɴ ᴛʜɪs ᴄᴀsᴇ ᴏɴʟʏ. ᴛʜᴇ ᴍᴀᴊᴏʀ ɪɴsᴛᴀʙɪʟɪᴛʏ ɪɴ ᴄᴇɴᴛʀɪғᴜɢᴀʟ ᴘᴜᴍᴘs ᴄᴀɴ ʙᴇ ᴅᴜᴇ ᴛᴏ ᴏɴᴇ ᴏғ ᴛʜᴇ ғᴏʟʟᴏᴡɪɴɢ ᴄᴀᴜsᴇs:
- ᴛᴏᴏ ʜɪɢʜ ғʟᴏᴡ ᴠᴇʟᴏᴄɪᴛʏ ғᴏʀ ᴀ ɢɪᴠᴇɴ ɢᴇᴏᴍᴇᴛʀʏ ʟᴇᴀᴅɪɴɢ ᴛᴏ ᴇxᴛʀᴇᴍᴇ ᴛᴜʀʙᴜʟᴇɴᴄᴇ ᴏᴠᴇʀ ʜʏᴅʀᴏғᴏɪʟ
- sʜᴀʀᴘ ᴇᴅɢᴇ ʜʏᴅʀᴏғᴏɪʟ (ᴜsᴇᴅ ᴛᴏ ʀᴇᴅᴜᴄᴇ ᴅʀᴀɢ ʙᴜᴛ ʟᴇᴀᴅs ᴛᴏ ᴇᴀʀʟʏ ᴄᴀᴠɪᴛᴀᴛɪᴏɴ)
- ᴛᴜʀʙᴜʟᴇɴᴛ sʜᴇᴀʀ ғʟᴏᴡ (ғʟᴏᴡ ɪᴛsᴇʟғ ᴛᴜʀʙᴜʟᴇɴᴛ)
- ᴏᴛʜᴇʀ sᴘᴇᴄɪᴀʟ ᴄᴀsᴇs ʟɪᴋᴇ ᴡᴀᴛᴇʀ ᴇɴᴛʀʏ ᴄᴀᴠɪᴛʏ ᴀɴᴅ ʙᴜʙʙʟᴇ ᴄʜᴀᴍʙᴇʀs.

ɴᴏ ᴅᴏᴜʙᴛ, ᴘᴏsɪᴛɪᴠᴇ ᴅɪsᴘʟᴀᴄᴇᴍᴇɴᴛ ᴘᴜᴍᴘs ᴅᴏ ʜᴀᴠᴇ ɴᴜᴄʟᴇɪ ʙᴜᴛ ᴛʜᴇʏ ᴀʀᴇ sᴛᴀʙʟᴇ. ᴀɴᴅ ᴛʜᴇʀᴇ sᴛᴀʙɪʟɪᴛʏ ɪs ɴᴏᴛ ᴀɢɢʀᴀᴠᴀᴛᴇᴅ sɪɴᴄᴇ ɴᴏ sᴜᴄʜ ᴇᴠᴇɴᴛs ᴏᴄᴄᴜʀ ɪɴ ᴘᴏsɪᴛɪᴠᴇ ᴅɪsᴘʟᴀᴄᴇᴍᴇɴᴛ ᴘᴜᴍᴘs.

ᴛʜᴀɴᴋs ғᴏʀ ᴀ2ᴀ!