ceiling fan sound problem

Found inside – Page 497A monotonous sound may take someone's mind off what causes the individual anxiety—examples of monotonous sounds would be the whirl of a ceiling fan, ... Found insideApparently, the sound of the piano was bouncing off the rotating fan's ... my client turned on the ceiling fan, and that was when the trouble started. Found inside – Page 98One problem was concerned with the transmission of fan room noise into the executive office through small openings in the common wall above the hung ceiling ... Found inside – Page 144Calculate the reduction in the fan noise level at the room center. ... The floor is smooth concrete and the walls and ceiling are plywood paneling. b. Found inside – Page 58Then as Willard wakes up there's a moment when he looks at the ceiling fan. It's turning around, and you're hearing this abstract flapping sound. Found inside – Page 589... whether there is any way to put a ceiling on this noise problem . ... because the fan engines have been developed which have great potentials for ... Found inside – Page 215and motors all produce both airborne and solid-borne noise. The solid-borne noise is later ... close to the fan blades tend to aggravate the noise problem. Found inside... it's been so denied and numbed that it's like a dull ceiling fan noise. The main problem is that we have gotten so used to the noise that we don't hear ... Found inside – Page 113patients like the sound produced by a large domestic or ceiling fan; however, ... Approximately 50% of tinnitus patients have a problem with sleeping. Sound ... Found insidefrom the vibration of the three ceiling fans. ... three rooms with the fans, it read nothing...it could not get a fix on the noise because it was everywhere ... Found insideIf you have a problem with inconsistent sound and silence patterns throughout the night, you can turn on either a ceiling fan, air purifier or white-noise ... Found inside – Page 107As such a system ages, noise problems increase and occupants' functional comfort ... where an additional fan unit has been installed above the ceiling, ... Found insideInsulated flexible ducting will reduce sound transmission further while still allowing unimpeded airflow. Ceiling Fan A ceiling fan is not considered a vent ... Found insideFANS. Capacity, efficiency, noise, and maintenance problems are issues in the ... Axial fans are like the familiar ceiling fan or room fan in a house, ... Found inside – Page 84A loud clear sound was The most obvious problem with the fan shape ... There the concave ceiling surfaces have now gone , the is a simple remedy for ... Found insideMaybe it was just a hair or wind from the ceiling fan. ... Great, I had finally solved the noise problem, then arose a real pest, a bug. Found inside – Page 10If a suspended ceiling of acoustic can ... Alternatively , a similar noise problem in speculative office blocks A weighting could be obtained by deliberately introducing an unobtrusive noise into the Contact Eric Stacey Building Research Advisory Service waiting room , such as a fan or background Building Research Station ... Found inside – Page 317Noise from the boxes will be eliminated whereas fan noise will remain ... NOTE 12 If the noise levels measured in the room are reduced the problem is either ... Found inside – Page 74Noise and vibration may also indicate a failure of the fan or motor . ... system should be anticipated , unless the problem is identified and corrected . Found inside – Page 74detect problems in your podcast is by listening, and the better your ... against the background of a whirring ceiling fan that your headphones hid from you, ... Found inside – Page 237Use earplugs if the person sleeping next to you has a snoring problem. Use background noise — a ceiling fan, a radio on low volume, or your radio's white ... Found inside – Page 251Flexible Excellent ventilation - Little floor space required in offices - High cfm total air - High initial cost High Operating Cost - Noise Problems - Fan room space - - - Shaft space required - Ceiling space ( 2 ) Terminal Reheat System , medium or ... Found inside – Page 114issues: airborne equipment noise, equipment vibration, ductborne fan noise, ... Dumping return air into a ceiling plenum above a common corridor can also ... Found inside – Page 34Often , noisy fans are substi . tuted for more expensive quiet units . ... A basic solution to the boiler room problem is placement of the equipment in a ... Found inside – Page 19Most noise in ceiling fans can be traced to the hum and vibration of their ... The problem was overcome by a new low pressure drop swirler configuration and ... Found inside – Page 217To avoid this problem it is always advisable to bolt the fan and ... cannot be bolted directly to attenuators which are rigidly supported from the ceiling. Found inside – Page 868This noise can be radiated by two paths : ( 1 ) directly through the wall of ... that incorporates a fan to mix the air from the plenum above the ceiling ... Found inside – Page 30... to the night sounds around her. John snored softly; a neighbor's dog barked, his raspy voice crisp and sharp against the night. The ceiling fan above ... Found inside – Page 320ably more noise present , values of 25 , 41 , and 51 db corresponding to face velocities of 500 , 1000 , and 1500 feet per minute ... This latter type is the only one that presents much of a problem . Where noise ... Here both floor and ceiling have ... Found inside – Page 75A sketch showing how to build up a system , including the fan size and ... Master planning of installations includes recognition of the noise problem . Found inside – Page 48PRESSURE CONSIDERATIONS The extent of the air - handling noise and vibration control problem is primarily a function of system design pressure . Acoustical energy is a byproduct of the conversion of kinetic energy to pressure in a fan , or of static pressure to heat in a flow control device . ... Instead , deep , lightweight beams which almost touch the ceiling and run round ductwork through inexpensive ... Found inside – Page 6The noise level of fans increases with size and speed of the fan . Diameters larger than about 16 in . and higher speeds than 1,400 rpm may need sound - dampening equipment if noise is a problem . ... Back - draft curtains have been used to adjust semiautomatically the amount of air entering through ceiling slot air inlets ... Found inside – Page 24After all , you don ' t bedroom but may go unnoticed in a Fan makers say the swirling paddles want to create an ... breeze . for one fan company compares the in room temperatures and cut sumhum to the sound emitted by a faulty mer cooling bills ... He concedes that floor , the motor pulls air up to the the inefficiency of his air - conditioning ceiling , across to the walls and ... You might pay twice as much cation is a serious problem , particu - turers list air movement as the num - if you add ... Found inside – Page 54Many companies large and small face similar issues every year. ... Mark hit “Lo,” and a ceiling fan just above his head started to rotate lazily. Found inside... a genius because she would lie on the floor and talk to the ceiling fan. ... It's just embarrassing to say so out loud because then I sound like every ... Found inside – Page 202To avoid this problem, look for a low-sone fan. (A sone is a measurement of sound.) Panasonic's 70- cubic-feet-per-minute bathroom ceiling fans are rated at ... Found inside – Page 90In this way, the noise problem is reduced to handling the noise coming ... Arrows 3 and 4 represent essentially fan noise, which travels to the room via ... Found inside – Page 143Alternatively, a ceiling fan, an air purifier, the click of blinds against the ... NOISE Noise can be a problem for sleep and relaxation, especially in ... Found inside – Page 5Sound intensity levels of several sound sources Sound Source of sound intensity ... 116 Nearby motorcycle . , 111 Pneumatic jackhammer , centrifugal fan at ... Found inside – Page 27If you have any discomfort in our presence then no problem. ... For a few minutes only ceiling fan's sound kept echoing in the room until few words came out ... Found inside – Page 149(3) At the beginning of Apocalypse Now, the sound of a helicopter and that of a ceiling fan are juxtaposed, by blending them in a cross-fade that takes us ... Found inside – Page 71The dashed curve indicates fice noise level in the 20-75 - cps We shall now discuss a few spe the noise levels measured in the band was too high to be caused by cific office noise problems . ... Figure 1 shows an ex the noise associated with the fans ceiling in the office provided sound AIR OUTLET FROM FAN 80 SHEET - METAL PLENUM WALLS , GLASS - FIBER DUCT LINING ON AL INTERIOR ... Found inside – Page 75... a motor - driven ceiling fan . In all 9 to 13 potential ignition ABSTRACT agents were present . THE noise problem in the United Witnesses to the fire ... Found inside – Page 16House air leakage and fan flow measurements from the post - treatment tests are used to confirm ... If there is a part - speed fan noise problem , the controller will be replaced with a time - of - day controller . All fans are ... Kitchen ceiling fan 4. Found inside – Page 565This causes two acoustical problems: unstable fan operation leading to ... Suspending ceiling from supply duct causes ceiling to be a sound radiator. Found inside – Page 433... in various countries, 333 False ceiling noise problem in offices, 284 (illustration) Family relocation, as cost of noise, 375 Fan noise high-frequency, ... Found inside – Page 60Radiated noise of this type can usually be contained with a sound barrier ceiling . Where fan ... Usually , lowfrequency noise is radiated out of the first 20 to 30 feet of duct downstream of the fan . If this part of the duct ... Another classic radiated noise problem is the condition where ductwork passes a noisy equipment room . Found insideWill the ceiling fan fold up and rise into the flies for the Divination ... drum covers mute the sound very slightly, but the real problem is the sound ... Found insideConsidering the Causes of Poor Sleep — Is Your Problem Chronic or Temporary? Even if you've been staring at your ceiling fan for a week instead of sleeping, ... 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