in-line monitoring of moisture content in fluid bed

Research of on

Dec 13 2008Abstract: The moisture distribution in the transformer and variation mechanism of moisture in oil is analyzed in this paper and using relative saturation and temperature as characteristic parameters a detail scheme of online moisture content monitoring in transformer oil is put forward The polyimide-based capacitive humidity sensor and temperature sensor are employed in online monitoring

Saving money with the Ventilex Fluid Bed Sand Dryer

The Ventilex Fluid Bed Sand Dryer features sophisticated control systems that are capable of adjusting the burner perfectly in real time to match whatever moisture content is in the sand at any point in time which results in a perfectly dried product without the

In

In-line monitoring of moisture content in fluid bed dryers using near-IR spectroscopy with consideration of sampling effects on method accuracy In-line near-IR moisture monitoring of the dynamic fluid bed drying environment has been reported in recent years by several research groups however analytical figures of merit with regard to prediction accuracy are

Optimization of drying

Automatic control of a fluidized-bed drying process depends on the availability of an inline sensor to provide accurate measurements of product moisture content Nearinfrared (NIR) spectroscopy technology provides a potentially noninvasive and nondestructive analytical method that could serve as a sensor option for a wide range of applications

Process Monitoring of Moisture Content and Mass Transfer

Methods Spectral data and offline moisture content were recorded for 14 fluid bed dryer batches of pharmaceutical granules A PLS moisture model was constructed resulting in a high resolution moisture signal used to demonstrate (i) endpoint determination and (ii) evaluation of mass transfer performance

Monitoring Fluidized Bed Drying of Pharmaceutical Granules

Nov 09 2010Near-infrared (NIR) spectroscopy has been used to monitor drying by measuring the moisture content of the air moving through the dryer and more commonly by measuring the moisture content of the granules within the bed Morris et al

Experimental Research on Granule Moisture Measurement by

Drying is one of the most important methods for industrial processing while the granule moisture is a critical quality attribute (CQA) which has a significant influence on the finished product quality In-line measurement of granule moisture during fluidized bed drying is getting more imperative to meet more stringent product quality specifications

In

Jun 04 2005In-line near-IR moisture monitoring of the dynamic fluid bed drying environment has been reported in recent years by several research groups however analytical figures of merit with regard to prediction accuracy are discussed in only a subset of this work and issues with sampling and sample presentation are scarcely addressed at all

New Online Moisture Detection Sensor For Real

Knowing the K of the original fluid (oil or fuel) and the K of the second fluid (water) it is a simple matter to determine the oil/water ratio to accurate values A single-button calibration feature allows the user to calibrate the oil sensor for use on any fluid regardless of its age or current moisture content

A Practical Evaluation of Qualitative and Quantitative

Jan 01 2014Qualitative and quantitative chemometric models were evaluated to monitor moisture content of a wet granulation in a fluidised bed dryer using near infrared (NIR) technology A principal component analysis (PCA) model was evaluated to

Inprocess Moisture Measurement

For dry and high-flow concrete-mixing machines water content does not exceed 14% therefore maximum moisture value of 20% (ratio of water weight to the total weight of the concrete mix) is set in the calibration characteristics for moisture measurement meters installed in concrete-mixing machines

Microfluidic Flexible Substrate Integrated Microstrip

In this paper a flexible microstrip patch antenna sensor is proposed for monitoring of the moisture content of lubricating oil The sensor identifies liquids having different effective dielectric constants by detecting changes in the resonance frequency The proposed antenna comprises a radiation patch a metal ground plane and a PDMS substrate with microchannels

Fluidized Bed Dryer DF

Nov 19 2015for monitoring and controlling Heat exchanger Working principle The PETKUS Fluidized Bed Dryer was developed to gently and flexibly dry seed after chemical treatment During the coating process large amounts of liquid are sometimes sprayed leading to moisture pick-ups of up to 5% Fluctuating weather conditions or high humidity also influence

Development of a NIR Method for the In

process as well as to monitor particle size and more frequently moisture content (as water molecules strongly absorb NIR emissions on the 1400 and 1900 nm region) [23 25–27] It has also been applied for the in-line quantification of film thickness of pharmaceutical pellets during fluid bed coating processes [28]

International Journal of ChemTech Research

Frake et al 8installed an NIR probe into the product bed of a top-spray fluid bed granulator continuously collecting granule information The probe was positioned in the downward flow at a point of high product density The second derivative absorbance changes at 1932 nm were calibrated against moisture content

Loss

The relationship of a w to moisture content is likewise of growing importance in other products where water action affects either the production process or a product's physical characteristics Water activity measurement is a relative humidity technique a comparison of a sample's vapor pressure at equilibrium to that of pure water

Near

KJT230 -Desktop Instant Moisture Meter This classic instrument is a acclaimed for it 0 001 precision and elegant simplicity Simply place the sample onto the integrated sample dish The KJT230 automatically starts the the test rotating the sample for 6-10 seconds until the microprocessor determines the average moisture content

Predicting Particle Size During Fluid Bed Granulation

Oct 30 2009Rantanen J Rsnen E Tenhunen J Knskoski M Mannermaa J-P Yliruusi J In-line moisture measurement during granulation with a four-wavelength near infrared sensor: an evaluation of particle size and binder effects Eur J Pharm Biopharm 2000 50:271–76 doi: 10 1016/S0939-6411(00)00096-5

INLINE NIR MOISTURE DETECTION

To determine moisture on a continuous basis the NIR Moisture and Control System uses the principle of comparing reflected energy at two near-infrared (NIR) wavelengths A stabilized infrared source is focused on the material to be measured and reflected energy is filtered at two different wavelengths—one calibrated specifically for moisture

Monitoring by Control Technique

Other indicators of adsorber performance include bed operating temperature inlet gas temperature gas flow rate inlet VOC concentration pressure differential inlet gas moisture content and leak check monitoring The Compliance Assurance Monitoring (CAM) Technical Guidance Document (TGD) provides a source of information on monitoring

Granulation Method and Process Monitoring Matter

Sep 25 2013APIs that are good to sparingly soluble in water and amorphous can be granulated with either wet or dry methods For APIs with poor flowability and compressibility fluid-bed granulation remains a viable choice while APIs that are sensitive to moisture but stable at higher temperatures can be granulated using melt granulation

Four Reasons Why Food Manufacturers Should Monitor Moisture

Moisture content is a critical factor to consider in the food industry The amount of water in a product affects the product's texture shelf life ease of processing and cost to produce In many cases an easy loss-on-drying test will allow you to monitor the moisture content of

Continuous Wet Granulation Process: Granule Properties and

Oct 03 2012There are few studies investigating the in-line monitoring of continuous wet granulation [9 21] Chablani et al [21] used in-line real-time NIR to measure the moisture content of granules manufactured using a production scale continuous twin-screw granulator fluid-bed dryer milling process

Experimental Research on Granule Moisture Measurement by

Drying is one of the most important methods for industrial processing while the granule moisture is a critical quality attribute (CQA) which has a significant influence on the finished product quality In-line measurement of granule moisture during fluidized bed drying is getting more imperative to meet more stringent product quality specifications

Fluidized Bed Dryer DF

Nov 19 2015for monitoring and controlling Heat exchanger Working principle The PETKUS Fluidized Bed Dryer was developed to gently and flexibly dry seed after chemical treatment During the coating process large amounts of liquid are sometimes sprayed leading to moisture pick-ups of up to 5% Fluctuating weather conditions or high humidity also influence

Inline Moisture Analyzers

Description: The robust accurate and long term stable EE381 moisture in oil sensor is ideal for in-line monitoring of various oils as well as for predictive maintenance of plant and machinery The EE381 measures water activity [aw] and temperature [T] and calculates water content

On

The IR-3000 moisture sensor has many areas of application including: belt conveyors screw and drag conveyors down chutes storage bins and fluid-bed dryers Consult factory for your specific application At-line: The addition of the base and stand option provides instant off-line or at-line measurement under on-line operating conditions