S.C NUTRICOM S.A OLTENIŢAS.C NUTRICOM S.A OLTENIŢA

““How to reduce phonic How to reduce phonic poluttion at workplacespoluttion at workplaces ””

Work Protection DepartementWork Protection Departement Ing. Păun Gilio-NicolaeIng. Păun Gilio-Nicolae

S.C NUTRICOM S.A OLTENIS.C NUTRICOM S.A OLTENIŢŢAA was found as a was found as a productive unit of concentraded forages in year productive unit of concentraded forages in year 1964.1964. After 1990 is ghange into a company and in After 1990 is ghange into a company and in 1995 became joind-stock company,today she have 1995 became joind-stock company,today she have entirely joind-stock capital entirely joind-stock capital

Because of massive capital investments mayde Because of massive capital investments mayde after she became joind-stock company,todaz she is after she became joind-stock company,todaz she is a match more known name on the marchet of a match more known name on the marchet of garden stuff.Concentreded forages factory is garden stuff.Concentreded forages factory is making food for animals from different farm, but making food for animals from different farm, but also for personal farms were we breed pigs in also for personal farms were we breed pigs in Sohatu, Chirnogi, Manastirea,Dragalina and farms Sohatu, Chirnogi, Manastirea,Dragalina and farms were we breed birds: Dragalina, S.C. Avicola were we breed birds: Dragalina, S.C. Avicola Calarasi.Calarasi.

Flow sheet unfolded to produce concentraded Flow sheet unfolded to produce concentraded forages is:forages is:         Purveyance and reception of raw materialsPurveyance and reception of raw materials

        Storage raw materialsStorage raw materials         Weighing,measuring each component wich is Weighing,measuring each component wich is

used into job mix formulaused into job mix formula         Grind macrodimensional components Grind macrodimensional components         Mixing-for final product homogenizationMixing-for final product homogenization         Graining forages with steam helpGraining forages with steam help         Storaged final product(concentaded forages) Storaged final product(concentaded forages)

warck or into a sackwarck or into a sack

Flow sheet is taking place with help from next devices:Flow sheet is taking place with help from next devices:           Beltcarrier and elevating belt of raw materialsBeltcarrier and elevating belt of raw materials           3 electronic weighing equipaments and 2 bonded 3 electronic weighing equipaments and 2 bonded

strain gangestrain gange           2 automatica tare unit-bug for cereales and final 2 automatica tare unit-bug for cereales and final

productproduct           1 raw materials blender-4 t capacity1 raw materials blender-4 t capacity           2 mills to grind raw materials of 40t/h capacity2 mills to grind raw materials of 40t/h capacity           3 graining machines -30t/h capacity3 graining machines -30t/h capacity           3 coolers and 3 cruching mills3 coolers and 3 cruching mills           tehnological water installations,vegetable oil, tehnological water installations,vegetable oil,

compressed air,steamcompressed air,steam           control unit from were the flow sheet is supervised control unit from were the flow sheet is supervised

by a computer and automated.by a computer and automated.

Maximum design capacity of forages factory Maximum design capacity of forages factory production is 40 t/h –concentraded forages. production is 40 t/h –concentraded forages.

Annual output was in 2004 of 67.000 toneAnnual output was in 2004 of 67.000 tone Production tehnology was provided by a dutch Production tehnology was provided by a dutch

company company VAN AARESENVAN AARESEN, and is being used sinse , and is being used sinse 1997,with a contract which contain studies, 1997,with a contract which contain studies, production tehnology design and complet production tehnology design and complet delivery of the line production,having all the delivery of the line production,having all the equipament to the europen standars in that year.equipament to the europen standars in that year.

Those were certicated regarding tehnical quality, Those were certicated regarding tehnical quality, but also reguarding requirements of heath and but also reguarding requirements of heath and safety at work.safety at work.

Noise is a risk factor which can lead to hearing Noise is a risk factor which can lead to hearing disabilitites and match more negative effectsdisabilitites and match more negative effects::

harm to internal earharm to internal ear increased risk of workplace accidentsincreased risk of workplace accidents work related stresswork related stress

Going from this premises,the management of Going from this premises,the management of S.C S.C NUTRICOM S.A OLTENINUTRICOM S.A OLTENIŢŢAA and Work protection and Work protection department allway thought that noise at workplace department allway thought that noise at workplace can not be neglected.can not be neglected.

Knowing the fact that machines used in the flow Knowing the fact that machines used in the flow sheet generate noise ,sheet generate noise ,S.C NUTRICOM S.A OLTENIS.C NUTRICOM S.A OLTENIŢŢAA is allways taken action to reduce this risk factor.is allways taken action to reduce this risk factor.

Noise problem was approached into the next Noise problem was approached into the next directionsdirections::

1. 1. Assessing the risks linked to noise,this thing Assessing the risks linked to noise,this thing is made with competent persons from Work is made with competent persons from Work protection department,under straight guidance of protection department,under straight guidance of I.T.M CalarasiI.T.M Calarasi inspectors inspectors

2. 2. Eliminate noise sources,there were this thing Eliminate noise sources,there were this thing is possibileis possibile

3. 3. Combating noise by adopting prevention policy Combating noise by adopting prevention policy and limited exposureand limited exposure

4. 4. Reviewing and checking workplaces- to Reviewing and checking workplaces- to establish possible changesestablish possible changes

Assessing the noiseAssessing the noise

Is made by the peoples from Work Protection Is made by the peoples from Work Protection

Department wich analyse: workplaces exposed to Department wich analyse: workplaces exposed to noise ,noise sources,level,type and time exposure noise ,noise sources,level,type and time exposure to noise of the employes.to noise of the employes.

Also is taking into account informations given by Also is taking into account informations given by the technical equipament producers and the technical equipament producers and informations received from medical examination.informations received from medical examination.

We found the workplaces wich are probable more We found the workplaces wich are probable more expoused to noise as a professional insult:expoused to noise as a professional insult:

   Graining machines – Graining machines – workplace occupied by workplace occupied by maitenance electrician and engine attendant which is maitenance electrician and engine attendant which is taken care of the graining machines.Exposure to taken care of the graining machines.Exposure to noise is permanently during the 12h shiftnoise is permanently during the 12h shift

Salt supply – Salt supply – workplace occupied by an worker workplace occupied by an worker who supplyed with salt taking into account electrical who supplyed with salt taking into account electrical measuring.Noise exposure is periodical,of measuring.Noise exposure is periodical,of approximated 6-7h/day during the 12h shiftapproximated 6-7h/day during the 12h shift

  Mills and Classification mills- Mills and Classification mills- flow sheet flow sheet components were are not workplaces,but were noise components were are not workplaces,but were noise is high and affect other workplaces from inside and is high and affect other workplaces from inside and outsideoutside

S.C NUTRICOM S.A OLTENIS.C NUTRICOM S.A OLTENIŢŢA A allways maded allways maded measures to the level of noise with help from measures to the level of noise with help from DSP Laboratory and under direct DSP Laboratory and under direct guidance of I.TM guidance of I.TM Calarasi inspectors.Calarasi inspectors.

Last recordings was made in this year 2005 and Last recordings was made in this year 2005 and this are the values:this are the values:

Graining machinesGraining machines – 99 dbA – 99 dbA Salt supply Salt supply – 94 dbA – 94 dbA Clasification mill Clasification mill – 98 dbA – 98 dbA MillsMills – 104 dbA – 104 dbA

EliminatEliminatee noise sources noise sources

S.C NUTRICOM S.A OLTENIS.C NUTRICOM S.A OLTENIŢA ŢA is preocuped to is preocuped to eliminate noise sources, there were this is possible.eliminate noise sources, there were this is possible.

Renewal found started with reversing line production Renewal found started with reversing line production in 1997 it meant not only adopting some modern in 1997 it meant not only adopting some modern solutions to made concentrateded forages,but also solutions to made concentrateded forages,but also eliminate important noise sources, a lower eliminate important noise sources, a lower consuming of energy, improvement work conditions.consuming of energy, improvement work conditions.

Also in 2002,the management of Also in 2002,the management of S.C NUTRICOM S.A S.C NUTRICOM S.A OLTENIŢAOLTENIŢA takes a decision to interrupt tow cereale takes a decision to interrupt tow cereale dryers US-14,from grain elevator,machines which dryers US-14,from grain elevator,machines which contained important noise sources.contained important noise sources.

Combating noiseCombating noise

1. 1. Combating noise at source though tehnical Combating noise at source though tehnical measures:measures:

Avoiding impact metal on metalAvoiding impact metal on metal Regulary monitor and review machines and Regulary monitor and review machines and

equipamentequipament Placing noise and vibration dampers(for Placing noise and vibration dampers(for

example rubber bumper at mills)example rubber bumper at mills) Cheking all machises with sound absorbent Cheking all machises with sound absorbent

cabines cabines

2. 2. Group measures to Group measures to fight againstfight against noise: noise: Access Access restriction near noisy areas(for example restriction near noisy areas(for example

workes workes access access restriction near mills and graining restriction near mills and graining machines,were are allowed only workes nominatedmachines,were are allowed only workes nominated on establish scheduleon establish schedule

Use for protection only materials soun absorbent, Use for protection only materials soun absorbent, today in the building whith containd all the today in the building whith containd all the machines is put on panels type EcoPanel,type machines is put on panels type EcoPanel,type sandwich, having role to protect againt fire and sandwich, having role to protect againt fire and sound isulation. This thing is made to reduce noise sound isulation. This thing is made to reduce noise propagation outside and though other workplaces.propagation outside and though other workplaces.

Organised work program, so that work in noisy area Organised work program, so that work in noisy area can be limitedcan be limited

Alternating workes at workplaces expouse to noiseAlternating workes at workplaces expouse to noise Planning all activitys which is making noise so that Planning all activitys which is making noise so that

can affect a small number of worker.can affect a small number of worker.

3. 3. Individuals means of hearing protectionIndividuals means of hearing protection

People who works at places were noise is a People who works at places were noise is a risk factor most have :individual hearing risk factor most have :individual hearing protectors internal and external(headset)protectors internal and external(headset)

Individual hearing protectors is necessary Individual hearing protectors is necessary and obligatoryand obligatory

Workes have possibility to choose the type Workes have possibility to choose the type of individual hearing protector much cozy of individual hearing protector much cozy and they are teached to use themand they are teached to use them

Workplaces reviewing submited to noiseWorkplaces reviewing submited to noise

S.C NUTRICOM S.A OLTENIŢA S.C NUTRICOM S.A OLTENIŢA is taking into account all is taking into account all workplaces submited to noise workplaces submited to noise under straight under straight guidance of I.T.M Calarasi inspectors.guidance of I.T.M Calarasi inspectors.

Periodical are made measures to the level of Periodical are made measures to the level of noise,and the last set of measures was made this noise,and the last set of measures was made this year.year.

For future our society it want to act against noise, to For future our society it want to act against noise, to diminish this profesional insult, especialy that the diminish this profesional insult, especialy that the european standard will be at a level of 87 dbAeuropean standard will be at a level of 87 dbA

Our measures to reduse noise in the future isOur measures to reduse noise in the future is::

• Use only sound-proof housing near noise sourcesUse only sound-proof housing near noise sources

• To build sound abrorbent cabines for our workersTo build sound abrorbent cabines for our workers

• MMore individual hearing protectors but also for ore individual hearing protectors but also for vibrationsvibrations

• PProgram to hold under controll noise exposurerogram to hold under controll noise exposure

• To acquire only equipament that are protected To acquire only equipament that are protected against noiseagainst noise

Noise problem is more complex and from this Noise problem is more complex and from this point of view things are far from being good.point of view things are far from being good.

S.C NUTRICOM S.A OLTENIŢA S.C NUTRICOM S.A OLTENIŢA have not registerhave not register until today until today any illness realted to noiseany illness realted to noise and will be and will be carrying oncarrying on

with the same attention to respect work with the same attention to respect work legislation in legislation in

long-term of european integration long-term of european integration

VĂ MULTUMESC !!!VĂ MULTUMESC !!!